1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include <dev/isp/isp_freebsd.h> 34 #include <sys/unistd.h> 35 #include <sys/kthread.h> 36 #include <sys/conf.h> 37 #include <sys/module.h> 38 #include <sys/ioccom.h> 39 #include <dev/isp/isp_ioctl.h> 40 #include <sys/devicestat.h> 41 #include <cam/cam_periph.h> 42 #include <cam/cam_xpt_periph.h> 43 44 MODULE_VERSION(isp, 1); 45 MODULE_DEPEND(isp, cam, 1, 1, 1); 46 int isp_announced = 0; 47 int isp_loop_down_limit = 60; /* default loop down limit */ 48 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 49 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 50 static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 51 52 static void isp_freeze_loopdown(ispsoftc_t *, int); 53 static void isp_loop_changed(ispsoftc_t *isp, int chan); 54 static d_ioctl_t ispioctl; 55 static void isp_intr_enable(void *); 56 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 57 static void isp_poll(struct cam_sim *); 58 static timeout_t isp_watchdog; 59 static timeout_t isp_gdt; 60 static task_fn_t isp_gdt_task; 61 static void isp_kthread(void *); 62 static void isp_action(struct cam_sim *, union ccb *); 63 static int isp_timer_count; 64 static void isp_timer(void *); 65 66 static struct cdevsw isp_cdevsw = { 67 .d_version = D_VERSION, 68 .d_ioctl = ispioctl, 69 .d_name = "isp", 70 }; 71 72 static int 73 isp_role_sysctl(SYSCTL_HANDLER_ARGS) 74 { 75 ispsoftc_t *isp = (ispsoftc_t *)arg1; 76 int chan = arg2; 77 int error, old, value; 78 79 value = FCPARAM(isp, chan)->role; 80 81 error = sysctl_handle_int(oidp, &value, 0, req); 82 if ((error != 0) || (req->newptr == NULL)) 83 return (error); 84 85 if (value < ISP_ROLE_NONE || value > ISP_ROLE_BOTH) 86 return (EINVAL); 87 88 ISP_LOCK(isp); 89 old = FCPARAM(isp, chan)->role; 90 91 /* We don't allow target mode switch from here. */ 92 value = (old & ISP_ROLE_TARGET) | (value & ISP_ROLE_INITIATOR); 93 94 /* If nothing has changed -- we are done. */ 95 if (value == old) { 96 ISP_UNLOCK(isp); 97 return (0); 98 } 99 100 /* Actually change the role. */ 101 error = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, value); 102 ISP_UNLOCK(isp); 103 return (error); 104 } 105 106 static int 107 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 108 { 109 struct ccb_setasync csa; 110 struct cam_sim *sim; 111 struct cam_path *path; 112 #ifdef ISP_TARGET_MODE 113 int i; 114 #endif 115 116 /* 117 * Construct our SIM entry. 118 */ 119 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 120 121 if (sim == NULL) { 122 return (ENOMEM); 123 } 124 125 ISP_LOCK(isp); 126 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 127 ISP_UNLOCK(isp); 128 cam_sim_free(sim, FALSE); 129 return (EIO); 130 } 131 ISP_UNLOCK(isp); 132 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 133 ISP_LOCK(isp); 134 xpt_bus_deregister(cam_sim_path(sim)); 135 ISP_UNLOCK(isp); 136 cam_sim_free(sim, FALSE); 137 return (ENXIO); 138 } 139 xpt_setup_ccb(&csa.ccb_h, path, 5); 140 csa.ccb_h.func_code = XPT_SASYNC_CB; 141 csa.event_enable = AC_LOST_DEVICE; 142 csa.callback = isp_cam_async; 143 csa.callback_arg = sim; 144 145 ISP_LOCK(isp); 146 xpt_action((union ccb *)&csa); 147 ISP_UNLOCK(isp); 148 149 if (IS_SCSI(isp)) { 150 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 151 spi->sim = sim; 152 spi->path = path; 153 #ifdef ISP_TARGET_MODE 154 TAILQ_INIT(&spi->waitq); 155 STAILQ_INIT(&spi->ntfree); 156 for (i = 0; i < ATPDPSIZE; i++) 157 STAILQ_INSERT_TAIL(&spi->ntfree, &spi->ntpool[i], next); 158 LIST_INIT(&spi->atfree); 159 for (i = ATPDPSIZE-1; i >= 0; i--) 160 LIST_INSERT_HEAD(&spi->atfree, &spi->atpool[i], next); 161 for (i = 0; i < ATPDPHASHSIZE; i++) 162 LIST_INIT(&spi->atused[i]); 163 #endif 164 } else { 165 fcparam *fcp = FCPARAM(isp, chan); 166 struct isp_fc *fc = ISP_FC_PC(isp, chan); 167 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 168 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 169 char name[16]; 170 171 ISP_LOCK(isp); 172 fc->sim = sim; 173 fc->path = path; 174 fc->isp = isp; 175 fc->ready = 1; 176 177 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 178 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 179 #ifdef ISP_TARGET_MODE 180 TAILQ_INIT(&fc->waitq); 181 STAILQ_INIT(&fc->ntfree); 182 for (i = 0; i < ATPDPSIZE; i++) 183 STAILQ_INSERT_TAIL(&fc->ntfree, &fc->ntpool[i], next); 184 LIST_INIT(&fc->atfree); 185 for (i = ATPDPSIZE-1; i >= 0; i--) 186 LIST_INSERT_HEAD(&fc->atfree, &fc->atpool[i], next); 187 for (i = 0; i < ATPDPHASHSIZE; i++) 188 LIST_INIT(&fc->atused[i]); 189 #endif 190 isp_loop_changed(isp, chan); 191 ISP_UNLOCK(isp); 192 if (kproc_create(isp_kthread, fc, &fc->kproc, 0, 0, 193 "%s_%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 194 xpt_free_path(fc->path); 195 ISP_LOCK(isp); 196 xpt_bus_deregister(cam_sim_path(fc->sim)); 197 ISP_UNLOCK(isp); 198 cam_sim_free(fc->sim, FALSE); 199 return (ENOMEM); 200 } 201 fc->num_threads += 1; 202 if (chan > 0) { 203 snprintf(name, sizeof(name), "chan%d", chan); 204 tree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 205 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual channel"); 206 } 207 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 208 "wwnn", CTLFLAG_RD, &fcp->isp_wwnn, 209 "World Wide Node Name"); 210 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 211 "wwpn", CTLFLAG_RD, &fcp->isp_wwpn, 212 "World Wide Port Name"); 213 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 214 "loop_down_limit", CTLFLAG_RW, &fc->loop_down_limit, 0, 215 "Loop Down Limit"); 216 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 217 "gone_device_time", CTLFLAG_RW, &fc->gone_device_time, 0, 218 "Gone Device Time"); 219 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 220 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 221 "inject_lost_data_frame", CTLFLAG_RW, &fc->inject_lost_data_frame, 0, 222 "Cause a Lost Frame on a Read"); 223 #endif 224 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 225 "role", CTLTYPE_INT | CTLFLAG_RW, isp, chan, 226 isp_role_sysctl, "I", "Current role"); 227 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 228 "speed", CTLFLAG_RD, &fcp->isp_gbspeed, 0, 229 "Connection speed in gigabits"); 230 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 231 "linkstate", CTLFLAG_RD, &fcp->isp_linkstate, 0, 232 "Link state"); 233 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 234 "fwstate", CTLFLAG_RD, &fcp->isp_fwstate, 0, 235 "Firmware state"); 236 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 237 "loopstate", CTLFLAG_RD, &fcp->isp_loopstate, 0, 238 "Loop state"); 239 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 240 "topo", CTLFLAG_RD, &fcp->isp_topo, 0, 241 "Connection topology"); 242 } 243 return (0); 244 } 245 246 static void 247 isp_detach_chan(ispsoftc_t *isp, int chan) 248 { 249 struct cam_sim *sim; 250 struct cam_path *path; 251 struct ccb_setasync csa; 252 int *num_threads; 253 254 ISP_GET_PC(isp, chan, sim, sim); 255 ISP_GET_PC(isp, chan, path, path); 256 ISP_GET_PC_ADDR(isp, chan, num_threads, num_threads); 257 258 xpt_setup_ccb(&csa.ccb_h, path, 5); 259 csa.ccb_h.func_code = XPT_SASYNC_CB; 260 csa.event_enable = 0; 261 csa.callback = isp_cam_async; 262 csa.callback_arg = sim; 263 xpt_action((union ccb *)&csa); 264 xpt_free_path(path); 265 xpt_bus_deregister(cam_sim_path(sim)); 266 cam_sim_free(sim, FALSE); 267 268 /* Wait for the channel's spawned threads to exit. */ 269 wakeup(isp->isp_osinfo.pc.ptr); 270 while (*num_threads != 0) 271 mtx_sleep(isp, &isp->isp_osinfo.lock, PRIBIO, "isp_reap", 100); 272 } 273 274 int 275 isp_attach(ispsoftc_t *isp) 276 { 277 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 278 int du = device_get_unit(isp->isp_dev); 279 int chan; 280 281 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 282 isp->isp_osinfo.ehook.ich_arg = isp; 283 /* 284 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 285 * will be called right awawy, which will clear isp_osinfo.ehook_active, 286 * which would be unwise to then set again later. 287 */ 288 isp->isp_osinfo.ehook_active = 1; 289 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 290 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 291 return (-EIO); 292 } 293 294 /* 295 * Create the device queue for our SIM(s). 296 */ 297 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 298 if (isp->isp_osinfo.devq == NULL) { 299 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 300 return (EIO); 301 } 302 303 for (chan = 0; chan < isp->isp_nchan; chan++) { 304 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 305 goto unwind; 306 } 307 } 308 309 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 310 isp_timer_count = hz >> 2; 311 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 312 isp->isp_osinfo.timer_active = 1; 313 314 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 315 if (isp->isp_osinfo.cdev) { 316 isp->isp_osinfo.cdev->si_drv1 = isp; 317 } 318 return (0); 319 320 unwind: 321 while (--chan >= 0) { 322 struct cam_sim *sim; 323 struct cam_path *path; 324 325 ISP_GET_PC(isp, chan, sim, sim); 326 ISP_GET_PC(isp, chan, path, path); 327 xpt_free_path(path); 328 ISP_LOCK(isp); 329 xpt_bus_deregister(cam_sim_path(sim)); 330 ISP_UNLOCK(isp); 331 cam_sim_free(sim, FALSE); 332 } 333 if (isp->isp_osinfo.ehook_active) { 334 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 335 isp->isp_osinfo.ehook_active = 0; 336 } 337 if (isp->isp_osinfo.cdev) { 338 destroy_dev(isp->isp_osinfo.cdev); 339 isp->isp_osinfo.cdev = NULL; 340 } 341 cam_simq_free(isp->isp_osinfo.devq); 342 isp->isp_osinfo.devq = NULL; 343 return (-1); 344 } 345 346 int 347 isp_detach(ispsoftc_t *isp) 348 { 349 struct cam_sim *sim; 350 int chan; 351 352 ISP_LOCK(isp); 353 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 354 ISP_GET_PC(isp, chan, sim, sim); 355 if (sim->refcount > 2) { 356 ISP_UNLOCK(isp); 357 return (EBUSY); 358 } 359 } 360 /* Tell spawned threads that we're exiting. */ 361 isp->isp_osinfo.is_exiting = 1; 362 if (isp->isp_osinfo.timer_active) { 363 callout_stop(&isp->isp_osinfo.tmo); 364 isp->isp_osinfo.timer_active = 0; 365 } 366 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) 367 isp_detach_chan(isp, chan); 368 ISP_UNLOCK(isp); 369 370 if (isp->isp_osinfo.cdev) { 371 destroy_dev(isp->isp_osinfo.cdev); 372 isp->isp_osinfo.cdev = NULL; 373 } 374 if (isp->isp_osinfo.ehook_active) { 375 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 376 isp->isp_osinfo.ehook_active = 0; 377 } 378 if (isp->isp_osinfo.devq != NULL) { 379 cam_simq_free(isp->isp_osinfo.devq); 380 isp->isp_osinfo.devq = NULL; 381 } 382 return (0); 383 } 384 385 static void 386 isp_freeze_loopdown(ispsoftc_t *isp, int chan) 387 { 388 if (IS_FC(isp)) { 389 struct isp_fc *fc = ISP_FC_PC(isp, chan); 390 if (fc->simqfrozen == 0) { 391 isp_prt(isp, ISP_LOGDEBUG0, 392 "Chan %d Freeze simq (loopdown)", chan); 393 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 394 #if __FreeBSD_version >= 1000039 395 xpt_hold_boot(); 396 #endif 397 xpt_freeze_simq(fc->sim, 1); 398 } else { 399 isp_prt(isp, ISP_LOGDEBUG0, 400 "Chan %d Mark simq frozen (loopdown)", chan); 401 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 402 } 403 } 404 } 405 406 static void 407 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 408 { 409 if (IS_FC(isp)) { 410 struct isp_fc *fc = ISP_FC_PC(isp, chan); 411 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 412 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 413 if (wasfrozen && fc->simqfrozen == 0) { 414 isp_prt(isp, ISP_LOGDEBUG0, 415 "Chan %d Release simq", chan); 416 xpt_release_simq(fc->sim, 1); 417 #if __FreeBSD_version >= 1000039 418 xpt_release_boot(); 419 #endif 420 } 421 } 422 } 423 424 425 static int 426 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 427 { 428 ispsoftc_t *isp; 429 int nr, chan, retval = ENOTTY; 430 431 isp = dev->si_drv1; 432 433 switch (c) { 434 case ISP_SDBLEV: 435 { 436 int olddblev = isp->isp_dblev; 437 isp->isp_dblev = *(int *)addr; 438 *(int *)addr = olddblev; 439 retval = 0; 440 break; 441 } 442 case ISP_GETROLE: 443 chan = *(int *)addr; 444 if (chan < 0 || chan >= isp->isp_nchan) { 445 retval = -ENXIO; 446 break; 447 } 448 if (IS_FC(isp)) { 449 *(int *)addr = FCPARAM(isp, chan)->role; 450 } else { 451 *(int *)addr = ISP_ROLE_INITIATOR; 452 } 453 retval = 0; 454 break; 455 case ISP_SETROLE: 456 if (IS_SCSI(isp)) 457 break; 458 nr = *(int *)addr; 459 chan = nr >> 8; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 nr &= 0xff; 465 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 466 retval = EINVAL; 467 break; 468 } 469 ISP_LOCK(isp); 470 *(int *)addr = FCPARAM(isp, chan)->role; 471 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 472 ISP_UNLOCK(isp); 473 retval = 0; 474 break; 475 476 case ISP_RESETHBA: 477 ISP_LOCK(isp); 478 isp_reinit(isp, 0); 479 ISP_UNLOCK(isp); 480 retval = 0; 481 break; 482 483 case ISP_RESCAN: 484 if (IS_FC(isp)) { 485 chan = *(int *)addr; 486 if (chan < 0 || chan >= isp->isp_nchan) { 487 retval = -ENXIO; 488 break; 489 } 490 ISP_LOCK(isp); 491 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 492 retval = EIO; 493 } else { 494 retval = 0; 495 } 496 ISP_UNLOCK(isp); 497 } 498 break; 499 500 case ISP_FC_LIP: 501 if (IS_FC(isp)) { 502 chan = *(int *)addr; 503 if (chan < 0 || chan >= isp->isp_nchan) { 504 retval = -ENXIO; 505 break; 506 } 507 ISP_LOCK(isp); 508 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 509 retval = EIO; 510 } else { 511 retval = 0; 512 } 513 ISP_UNLOCK(isp); 514 } 515 break; 516 case ISP_FC_GETDINFO: 517 { 518 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 519 fcportdb_t *lp; 520 521 if (IS_SCSI(isp)) { 522 break; 523 } 524 if (ifc->loopid >= MAX_FC_TARG) { 525 retval = EINVAL; 526 break; 527 } 528 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 529 if (lp->state != FC_PORTDB_STATE_NIL) { 530 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 531 ifc->loopid = lp->handle; 532 ifc->portid = lp->portid; 533 ifc->node_wwn = lp->node_wwn; 534 ifc->port_wwn = lp->port_wwn; 535 retval = 0; 536 } else { 537 retval = ENODEV; 538 } 539 break; 540 } 541 case ISP_GET_STATS: 542 { 543 isp_stats_t *sp = (isp_stats_t *) addr; 544 545 ISP_MEMZERO(sp, sizeof (*sp)); 546 sp->isp_stat_version = ISP_STATS_VERSION; 547 sp->isp_type = isp->isp_type; 548 sp->isp_revision = isp->isp_revision; 549 ISP_LOCK(isp); 550 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 551 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 552 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 553 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 554 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 555 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 556 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 557 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 558 ISP_UNLOCK(isp); 559 retval = 0; 560 break; 561 } 562 case ISP_CLR_STATS: 563 ISP_LOCK(isp); 564 isp->isp_intcnt = 0; 565 isp->isp_intbogus = 0; 566 isp->isp_intmboxc = 0; 567 isp->isp_intoasync = 0; 568 isp->isp_rsltccmplt = 0; 569 isp->isp_fphccmplt = 0; 570 isp->isp_rscchiwater = 0; 571 isp->isp_fpcchiwater = 0; 572 ISP_UNLOCK(isp); 573 retval = 0; 574 break; 575 case ISP_FC_GETHINFO: 576 { 577 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 578 int chan = hba->fc_channel; 579 580 if (chan < 0 || chan >= isp->isp_nchan) { 581 retval = ENXIO; 582 break; 583 } 584 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 585 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 586 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 587 hba->fc_nchannels = isp->isp_nchan; 588 if (IS_FC(isp)) { 589 hba->fc_nports = MAX_FC_TARG; 590 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 591 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 592 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 593 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 594 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 595 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 596 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 597 } else { 598 hba->fc_nports = MAX_TARGETS; 599 hba->fc_speed = 0; 600 hba->fc_topology = 0; 601 hba->nvram_node_wwn = 0ull; 602 hba->nvram_port_wwn = 0ull; 603 hba->active_node_wwn = 0ull; 604 hba->active_port_wwn = 0ull; 605 } 606 retval = 0; 607 break; 608 } 609 case ISP_TSK_MGMT: 610 { 611 int needmarker; 612 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 613 uint16_t nphdl; 614 mbreg_t mbs; 615 616 if (IS_SCSI(isp)) { 617 break; 618 } 619 620 chan = fct->chan; 621 if (chan < 0 || chan >= isp->isp_nchan) { 622 retval = -ENXIO; 623 break; 624 } 625 626 needmarker = retval = 0; 627 nphdl = fct->loopid; 628 ISP_LOCK(isp); 629 if (IS_24XX(isp)) { 630 void *reqp; 631 uint8_t resp[QENTRY_LEN]; 632 isp24xx_tmf_t tmf; 633 isp24xx_statusreq_t sp; 634 fcparam *fcp = FCPARAM(isp, chan); 635 fcportdb_t *lp; 636 int i; 637 638 for (i = 0; i < MAX_FC_TARG; i++) { 639 lp = &fcp->portdb[i]; 640 if (lp->handle == nphdl) { 641 break; 642 } 643 } 644 if (i == MAX_FC_TARG) { 645 retval = ENXIO; 646 ISP_UNLOCK(isp); 647 break; 648 } 649 ISP_MEMZERO(&tmf, sizeof(tmf)); 650 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 651 tmf.tmf_header.rqs_entry_count = 1; 652 tmf.tmf_nphdl = lp->handle; 653 tmf.tmf_delay = 2; 654 tmf.tmf_timeout = 4; 655 tmf.tmf_tidlo = lp->portid; 656 tmf.tmf_tidhi = lp->portid >> 16; 657 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 658 tmf.tmf_lun[1] = fct->lun & 0xff; 659 if (fct->lun >= 256) { 660 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 661 } 662 switch (fct->action) { 663 case IPT_CLEAR_ACA: 664 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 665 break; 666 case IPT_TARGET_RESET: 667 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 668 needmarker = 1; 669 break; 670 case IPT_LUN_RESET: 671 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 672 needmarker = 1; 673 break; 674 case IPT_CLEAR_TASK_SET: 675 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 676 needmarker = 1; 677 break; 678 case IPT_ABORT_TASK_SET: 679 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 680 needmarker = 1; 681 break; 682 default: 683 retval = EINVAL; 684 break; 685 } 686 if (retval) { 687 ISP_UNLOCK(isp); 688 break; 689 } 690 691 /* Prepare space for response in memory */ 692 memset(resp, 0xff, sizeof(resp)); 693 tmf.tmf_handle = isp_allocate_handle(isp, resp, 694 ISP_HANDLE_CTRL); 695 if (tmf.tmf_handle == 0) { 696 isp_prt(isp, ISP_LOGERR, 697 "%s: TMF of Chan %d out of handles", 698 __func__, chan); 699 ISP_UNLOCK(isp); 700 retval = ENOMEM; 701 break; 702 } 703 704 /* Send request and wait for response. */ 705 reqp = isp_getrqentry(isp); 706 if (reqp == NULL) { 707 isp_prt(isp, ISP_LOGERR, 708 "%s: TMF of Chan %d out of rqent", 709 __func__, chan); 710 isp_destroy_handle(isp, tmf.tmf_handle); 711 ISP_UNLOCK(isp); 712 retval = EIO; 713 break; 714 } 715 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 716 if (isp->isp_dblev & ISP_LOGDEBUG1) 717 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 718 ISP_SYNC_REQUEST(isp); 719 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 720 isp_prt(isp, ISP_LOGERR, 721 "%s: TMF of Chan %d timed out", 722 __func__, chan); 723 isp_destroy_handle(isp, tmf.tmf_handle); 724 ISP_UNLOCK(isp); 725 retval = EIO; 726 break; 727 } 728 if (isp->isp_dblev & ISP_LOGDEBUG1) 729 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 730 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 731 732 if (sp.req_completion_status != 0) 733 retval = EIO; 734 else if (needmarker) 735 fcp->sendmarker = 1; 736 } else { 737 MBSINIT(&mbs, 0, MBLOGALL, 0); 738 if (ISP_CAP_2KLOGIN(isp) == 0) { 739 nphdl <<= 8; 740 } 741 switch (fct->action) { 742 case IPT_CLEAR_ACA: 743 mbs.param[0] = MBOX_CLEAR_ACA; 744 mbs.param[1] = nphdl; 745 mbs.param[2] = fct->lun; 746 break; 747 case IPT_TARGET_RESET: 748 mbs.param[0] = MBOX_TARGET_RESET; 749 mbs.param[1] = nphdl; 750 needmarker = 1; 751 break; 752 case IPT_LUN_RESET: 753 mbs.param[0] = MBOX_LUN_RESET; 754 mbs.param[1] = nphdl; 755 mbs.param[2] = fct->lun; 756 needmarker = 1; 757 break; 758 case IPT_CLEAR_TASK_SET: 759 mbs.param[0] = MBOX_CLEAR_TASK_SET; 760 mbs.param[1] = nphdl; 761 mbs.param[2] = fct->lun; 762 needmarker = 1; 763 break; 764 case IPT_ABORT_TASK_SET: 765 mbs.param[0] = MBOX_ABORT_TASK_SET; 766 mbs.param[1] = nphdl; 767 mbs.param[2] = fct->lun; 768 needmarker = 1; 769 break; 770 default: 771 retval = EINVAL; 772 break; 773 } 774 if (retval == 0) { 775 if (needmarker) { 776 FCPARAM(isp, chan)->sendmarker = 1; 777 } 778 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 779 if (retval) { 780 retval = EIO; 781 } 782 } 783 } 784 ISP_UNLOCK(isp); 785 break; 786 } 787 default: 788 break; 789 } 790 return (retval); 791 } 792 793 static void 794 isp_intr_enable(void *arg) 795 { 796 int chan; 797 ispsoftc_t *isp = arg; 798 ISP_LOCK(isp); 799 if (IS_FC(isp)) { 800 for (chan = 0; chan < isp->isp_nchan; chan++) { 801 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 802 ISP_ENABLE_INTS(isp); 803 break; 804 } 805 } 806 } else { 807 ISP_ENABLE_INTS(isp); 808 } 809 isp->isp_osinfo.ehook_active = 0; 810 ISP_UNLOCK(isp); 811 /* Release our hook so that the boot can continue. */ 812 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 813 } 814 815 /* 816 * Local Inlines 817 */ 818 819 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 820 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 821 822 static ISP_INLINE int 823 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 824 { 825 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 826 if (ISP_PCMD(ccb) == NULL) { 827 return (-1); 828 } 829 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 830 return (0); 831 } 832 833 static ISP_INLINE void 834 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 835 { 836 if (ISP_PCMD(ccb)) { 837 #ifdef ISP_TARGET_MODE 838 PISP_PCMD(ccb)->datalen = 0; 839 PISP_PCMD(ccb)->totslen = 0; 840 PISP_PCMD(ccb)->cumslen = 0; 841 PISP_PCMD(ccb)->crn = 0; 842 #endif 843 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 844 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 845 ISP_PCMD(ccb) = NULL; 846 } 847 } 848 849 /* 850 * Put the target mode functions here, because some are inlines 851 */ 852 #ifdef ISP_TARGET_MODE 853 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 854 static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t); 855 static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t); 856 static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *); 857 static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int); 858 static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t); 859 static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *); 860 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 861 static void destroy_lun_state(ispsoftc_t *, int, tstate_t *); 862 static void isp_enable_lun(ispsoftc_t *, union ccb *); 863 static void isp_disable_lun(ispsoftc_t *, union ccb *); 864 static timeout_t isp_refire_putback_atio; 865 static timeout_t isp_refire_notify_ack; 866 static void isp_complete_ctio(union ccb *); 867 static void isp_target_putback_atio(union ccb *); 868 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 869 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 870 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 871 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 872 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 873 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 874 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 875 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 876 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 877 static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t); 878 879 static ISP_INLINE tstate_t * 880 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 881 { 882 tstate_t *tptr = NULL; 883 struct tslist *lhp; 884 885 if (bus < isp->isp_nchan) { 886 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 887 SLIST_FOREACH(tptr, lhp, next) { 888 if (tptr->ts_lun == lun) 889 return (tptr); 890 } 891 } 892 return (NULL); 893 } 894 895 static int 896 isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr) 897 { 898 inot_private_data_t *ntp; 899 struct ntpdlist rq; 900 901 if (STAILQ_EMPTY(&tptr->restart_queue)) 902 return (0); 903 STAILQ_INIT(&rq); 904 STAILQ_CONCAT(&rq, &tptr->restart_queue); 905 while ((ntp = STAILQ_FIRST(&rq)) != NULL) { 906 STAILQ_REMOVE_HEAD(&rq, next); 907 if (IS_24XX(isp)) { 908 isp_prt(isp, ISP_LOGTDEBUG0, 909 "%s: restarting resrc deprived %x", __func__, 910 ((at7_entry_t *)ntp->data)->at_rxid); 911 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data); 912 } else { 913 isp_prt(isp, ISP_LOGTDEBUG0, 914 "%s: restarting resrc deprived %x", __func__, 915 ((at2_entry_t *)ntp->data)->at_rxid); 916 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data); 917 } 918 isp_put_ntpd(isp, bus, ntp); 919 if (!STAILQ_EMPTY(&tptr->restart_queue)) 920 break; 921 } 922 if (!STAILQ_EMPTY(&rq)) { 923 STAILQ_CONCAT(&rq, &tptr->restart_queue); 924 STAILQ_CONCAT(&tptr->restart_queue, &rq); 925 } 926 return (!STAILQ_EMPTY(&tptr->restart_queue)); 927 } 928 929 static void 930 isp_tmcmd_restart(ispsoftc_t *isp) 931 { 932 tstate_t *tptr; 933 union ccb *ccb; 934 struct tslist *lhp; 935 struct isp_ccbq *waitq; 936 int bus, i; 937 938 for (bus = 0; bus < isp->isp_nchan; bus++) { 939 for (i = 0; i < LUN_HASH_SIZE; i++) { 940 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 941 SLIST_FOREACH(tptr, lhp, next) 942 isp_atio_restart(isp, bus, tptr); 943 } 944 945 /* 946 * We only need to do this once per channel. 947 */ 948 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 949 ccb = (union ccb *)TAILQ_FIRST(waitq); 950 if (ccb != NULL) { 951 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 952 isp_target_start_ctio(isp, ccb, FROM_TIMER); 953 } 954 } 955 } 956 957 static atio_private_data_t * 958 isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 959 { 960 struct atpdlist *atfree; 961 struct atpdlist *atused; 962 atio_private_data_t *atp; 963 964 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 965 atp = LIST_FIRST(atfree); 966 if (atp) { 967 LIST_REMOVE(atp, next); 968 atp->tag = tag; 969 ISP_GET_PC(isp, chan, atused, atused); 970 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next); 971 } 972 return (atp); 973 } 974 975 static atio_private_data_t * 976 isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 977 { 978 struct atpdlist *atused; 979 atio_private_data_t *atp; 980 981 ISP_GET_PC(isp, chan, atused, atused); 982 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) { 983 if (atp->tag == tag) 984 return (atp); 985 } 986 return (NULL); 987 } 988 989 static void 990 isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp) 991 { 992 struct atpdlist *atfree; 993 994 if (atp->ests) { 995 isp_put_ecmd(isp, atp->ests); 996 } 997 LIST_REMOVE(atp, next); 998 memset(atp, 0, sizeof (*atp)); 999 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 1000 LIST_INSERT_HEAD(atfree, atp, next); 1001 } 1002 1003 static void 1004 isp_dump_atpd(ispsoftc_t *isp, int chan) 1005 { 1006 atio_private_data_t *atp, *atpool; 1007 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1008 1009 ISP_GET_PC(isp, chan, atpool, atpool); 1010 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 1011 if (atp->state == ATPD_STATE_FREE) 1012 continue; 1013 isp_prt(isp, ISP_LOGALL, "Chan %d ATP [0x%x] origdlen %u bytes_xfrd %u lun %jx nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s", 1014 chan, atp->tag, atp->orig_datalen, atp->bytes_xfered, (uintmax_t)atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1015 } 1016 } 1017 1018 static inot_private_data_t * 1019 isp_get_ntpd(ispsoftc_t *isp, int chan) 1020 { 1021 struct ntpdlist *ntfree; 1022 inot_private_data_t *ntp; 1023 1024 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 1025 ntp = STAILQ_FIRST(ntfree); 1026 if (ntp) 1027 STAILQ_REMOVE_HEAD(ntfree, next); 1028 return (ntp); 1029 } 1030 1031 static inot_private_data_t * 1032 isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id) 1033 { 1034 inot_private_data_t *ntp, *ntp2; 1035 1036 ISP_GET_PC(isp, chan, ntpool, ntp); 1037 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2); 1038 for (; ntp < ntp2; ntp++) { 1039 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id) 1040 return (ntp); 1041 } 1042 return (NULL); 1043 } 1044 1045 static void 1046 isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp) 1047 { 1048 struct ntpdlist *ntfree; 1049 1050 ntp->tag_id = ntp->seq_id = 0; 1051 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 1052 STAILQ_INSERT_HEAD(ntfree, ntp, next); 1053 } 1054 1055 static cam_status 1056 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1057 { 1058 lun_id_t lun; 1059 struct tslist *lhp; 1060 tstate_t *tptr; 1061 1062 lun = xpt_path_lun_id(path); 1063 if (lun != CAM_LUN_WILDCARD) { 1064 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1065 return (CAM_LUN_INVALID); 1066 } 1067 } 1068 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1069 if (tptr == NULL) { 1070 return (CAM_RESRC_UNAVAIL); 1071 } 1072 tptr->ts_lun = lun; 1073 SLIST_INIT(&tptr->atios); 1074 SLIST_INIT(&tptr->inots); 1075 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1076 SLIST_INSERT_HEAD(lhp, tptr, next); 1077 *rslt = tptr; 1078 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1079 return (CAM_REQ_CMP); 1080 } 1081 1082 static void 1083 destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr) 1084 { 1085 union ccb *ccb; 1086 struct tslist *lhp; 1087 inot_private_data_t *ntp; 1088 1089 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) { 1090 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1091 ccb->ccb_h.status = CAM_REQ_ABORTED; 1092 xpt_done(ccb); 1093 }; 1094 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) { 1095 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1096 ccb->ccb_h.status = CAM_REQ_ABORTED; 1097 xpt_done(ccb); 1098 } 1099 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) { 1100 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0); 1101 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next); 1102 isp_put_ntpd(isp, bus, ntp); 1103 } 1104 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1105 SLIST_REMOVE(lhp, tptr, tstate, next); 1106 free(tptr, M_DEVBUF); 1107 } 1108 1109 static void 1110 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1111 { 1112 tstate_t *tptr; 1113 int bus; 1114 target_id_t target; 1115 lun_id_t lun; 1116 1117 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1118 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1119 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1120 xpt_done(ccb); 1121 return; 1122 } 1123 1124 /* 1125 * We only support either target and lun both wildcard 1126 * or target and lun both non-wildcard. 1127 */ 1128 bus = XS_CHANNEL(ccb); 1129 target = ccb->ccb_h.target_id; 1130 lun = ccb->ccb_h.target_lun; 1131 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1132 "enabling lun %jx\n", (uintmax_t)lun); 1133 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1134 ccb->ccb_h.status = CAM_LUN_INVALID; 1135 xpt_done(ccb); 1136 return; 1137 } 1138 1139 /* Create the state pointer. It should not already exist. */ 1140 tptr = get_lun_statep(isp, bus, lun); 1141 if (tptr) { 1142 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1143 xpt_done(ccb); 1144 return; 1145 } 1146 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1147 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1148 xpt_done(ccb); 1149 return; 1150 } 1151 1152 ccb->ccb_h.status = CAM_REQ_CMP; 1153 xpt_done(ccb); 1154 } 1155 1156 static void 1157 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1158 { 1159 tstate_t *tptr = NULL; 1160 int bus; 1161 target_id_t target; 1162 lun_id_t lun; 1163 1164 bus = XS_CHANNEL(ccb); 1165 target = ccb->ccb_h.target_id; 1166 lun = ccb->ccb_h.target_lun; 1167 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1168 "disabling lun %jx\n", (uintmax_t)lun); 1169 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1170 ccb->ccb_h.status = CAM_LUN_INVALID; 1171 xpt_done(ccb); 1172 return; 1173 } 1174 1175 /* Find the state pointer. */ 1176 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1177 ccb->ccb_h.status = CAM_PATH_INVALID; 1178 xpt_done(ccb); 1179 return; 1180 } 1181 1182 destroy_lun_state(isp, bus, tptr); 1183 ccb->ccb_h.status = CAM_REQ_CMP; 1184 xpt_done(ccb); 1185 } 1186 1187 static void 1188 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1189 { 1190 int fctape, sendstatus, resid; 1191 fcparam *fcp; 1192 atio_private_data_t *atp; 1193 struct ccb_scsiio *cso; 1194 struct isp_ccbq *waitq; 1195 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1196 uint8_t local[QENTRY_LEN]; 1197 1198 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len, 1199 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1200 1201 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1202 switch (how) { 1203 case FROM_CAM: 1204 /* 1205 * Insert at the tail of the list, if any, waiting CTIO CCBs 1206 */ 1207 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1208 break; 1209 case FROM_TIMER: 1210 case FROM_SRR: 1211 case FROM_CTIO_DONE: 1212 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1213 break; 1214 } 1215 1216 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1217 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1218 1219 cso = &ccb->csio; 1220 xfrlen = cso->dxfer_len; 1221 if (xfrlen == 0) { 1222 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1223 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1224 ccb->ccb_h.status = CAM_REQ_INVALID; 1225 xpt_done(ccb); 1226 continue; 1227 } 1228 } 1229 1230 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id); 1231 if (atp == NULL) { 1232 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1233 isp_dump_atpd(isp, XS_CHANNEL(ccb)); 1234 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1235 xpt_done(ccb); 1236 continue; 1237 } 1238 1239 /* 1240 * Is this command a dead duck? 1241 */ 1242 if (atp->dead) { 1243 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1244 ccb->ccb_h.status = CAM_REQ_ABORTED; 1245 xpt_done(ccb); 1246 continue; 1247 } 1248 1249 /* 1250 * Check to make sure we're still in target mode. 1251 */ 1252 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1253 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1254 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1255 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1256 xpt_done(ccb); 1257 continue; 1258 } 1259 1260 /* 1261 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1262 * could be split into two CTIOs to split data and status). 1263 */ 1264 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1265 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags); 1266 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1267 break; 1268 } 1269 1270 /* 1271 * Does the initiator expect FC-Tape style responses? 1272 */ 1273 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1274 fctape = 1; 1275 } else { 1276 fctape = 0; 1277 } 1278 1279 /* 1280 * If we already did the data xfer portion of a CTIO that sends data 1281 * and status, don't do it again and do the status portion now. 1282 */ 1283 if (atp->sendst) { 1284 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1285 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1286 xfrlen = 0; /* we already did the data transfer */ 1287 atp->sendst = 0; 1288 } 1289 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1290 sendstatus = 1; 1291 } else { 1292 sendstatus = 0; 1293 } 1294 1295 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1296 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1297 /* 1298 * Sense length is not the entire sense data structure size. Periph 1299 * drivers don't seem to be setting sense_len to reflect the actual 1300 * size. We'll peek inside to get the right amount. 1301 */ 1302 sense_length = cso->sense_len; 1303 1304 /* 1305 * This 'cannot' happen 1306 */ 1307 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1308 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1309 } 1310 } else { 1311 sense_length = 0; 1312 } 1313 1314 memset(local, 0, QENTRY_LEN); 1315 1316 /* 1317 * Check for overflow 1318 */ 1319 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1320 if (tmp > atp->orig_datalen) { 1321 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1322 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1323 xpt_done(ccb); 1324 continue; 1325 } 1326 1327 if (IS_24XX(isp)) { 1328 ct7_entry_t *cto = (ct7_entry_t *) local; 1329 1330 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1331 cto->ct_header.rqs_entry_count = 1; 1332 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1333 ATPD_SET_SEQNO(cto, atp); 1334 cto->ct_nphdl = atp->nphdl; 1335 cto->ct_rxid = atp->tag; 1336 cto->ct_iid_lo = atp->portid; 1337 cto->ct_iid_hi = atp->portid >> 16; 1338 cto->ct_oxid = atp->oxid; 1339 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1340 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1341 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1342 1343 /* 1344 * Mode 1, status, no data. Only possible when we are sending status, have 1345 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1346 * 1347 * Mode 2, status, no data. We have to use this in the case that 1348 * the sense data won't fit into a ct7_entry_t. 1349 * 1350 */ 1351 if (sendstatus && xfrlen == 0) { 1352 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1353 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1354 if (sense_length <= MAXRESPLEN_24XX) { 1355 if (resid < 0) { 1356 cto->ct_resid = -resid; 1357 } else if (resid > 0) { 1358 cto->ct_resid = resid; 1359 } 1360 cto->ct_flags |= CT7_FLAG_MODE1; 1361 cto->ct_scsi_status = cso->scsi_status; 1362 if (resid < 0) { 1363 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1364 } else if (resid > 0) { 1365 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1366 } 1367 if (fctape) { 1368 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1369 } 1370 if (sense_length) { 1371 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1372 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1373 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1374 } 1375 } else { 1376 bus_addr_t addr; 1377 char buf[XCMD_SIZE]; 1378 fcp_rsp_iu_t *rp; 1379 1380 if (atp->ests == NULL) { 1381 atp->ests = isp_get_ecmd(isp); 1382 if (atp->ests == NULL) { 1383 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1384 break; 1385 } 1386 } 1387 memset(buf, 0, sizeof (buf)); 1388 rp = (fcp_rsp_iu_t *)buf; 1389 if (fctape) { 1390 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1391 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1392 } 1393 cto->ct_flags |= CT7_FLAG_MODE2; 1394 rp->fcp_rsp_scsi_status = cso->scsi_status; 1395 if (resid < 0) { 1396 rp->fcp_rsp_resid = -resid; 1397 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1398 } else if (resid > 0) { 1399 rp->fcp_rsp_resid = resid; 1400 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1401 } 1402 if (sense_length) { 1403 rp->fcp_rsp_snslen = sense_length; 1404 cto->ct_senselen = sense_length; 1405 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1406 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1407 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1408 } else { 1409 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1410 } 1411 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1412 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1413 } 1414 addr = isp->isp_osinfo.ecmd_dma; 1415 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1416 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1417 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1418 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1419 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1420 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1421 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1422 } 1423 if (sense_length) { 1424 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, 1425 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, 1426 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1427 } else { 1428 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1429 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1430 } 1431 atp->state = ATPD_STATE_LAST_CTIO; 1432 } 1433 1434 /* 1435 * Mode 0 data transfers, *possibly* with status. 1436 */ 1437 if (xfrlen != 0) { 1438 cto->ct_flags |= CT7_FLAG_MODE0; 1439 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1440 cto->ct_flags |= CT7_DATA_IN; 1441 } else { 1442 cto->ct_flags |= CT7_DATA_OUT; 1443 } 1444 1445 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1446 cto->rsp.m0.ct_xfrlen = xfrlen; 1447 1448 #ifdef DEBUG 1449 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1450 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1451 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1452 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1453 } 1454 #endif 1455 if (sendstatus) { 1456 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1457 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1458 cto->ct_flags |= CT7_SENDSTATUS; 1459 atp->state = ATPD_STATE_LAST_CTIO; 1460 if (fctape) { 1461 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1462 } 1463 } else { 1464 atp->sendst = 1; /* send status later */ 1465 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1466 atp->state = ATPD_STATE_CTIO; 1467 } 1468 } else { 1469 atp->state = ATPD_STATE_CTIO; 1470 } 1471 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, 1472 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1473 } 1474 } else { 1475 ct2_entry_t *cto = (ct2_entry_t *) local; 1476 1477 if (isp->isp_osinfo.sixtyfourbit) 1478 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1479 else 1480 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1481 cto->ct_header.rqs_entry_count = 1; 1482 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1483 ATPD_SET_SEQNO(cto, atp); 1484 if (ISP_CAP_2KLOGIN(isp)) { 1485 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1486 } else { 1487 cto->ct_iid = atp->nphdl; 1488 if (ISP_CAP_SCCFW(isp) == 0) { 1489 cto->ct_lun = ccb->ccb_h.target_lun; 1490 } 1491 } 1492 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1493 cto->ct_rxid = cso->tag_id; 1494 1495 /* 1496 * Mode 1, status, no data. Only possible when we are sending status, have 1497 * no data to transfer, and the sense length can fit in the ct7_entry. 1498 * 1499 * Mode 2, status, no data. We have to use this in the case the response 1500 * length won't fit into a ct2_entry_t. 1501 * 1502 * We'll fill out this structure with information as if this were a 1503 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1504 * needed based upon this. 1505 */ 1506 if (sendstatus && xfrlen == 0) { 1507 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1508 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1509 if (sense_length <= MAXRESPLEN) { 1510 if (resid < 0) { 1511 cto->ct_resid = -resid; 1512 } else if (resid > 0) { 1513 cto->ct_resid = resid; 1514 } 1515 cto->ct_flags |= CT2_FLAG_MODE1; 1516 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1517 if (resid < 0) { 1518 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1519 } else if (resid > 0) { 1520 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1521 } 1522 if (fctape) { 1523 cto->ct_flags |= CT2_CONFIRM; 1524 } 1525 if (sense_length) { 1526 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1527 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1528 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1529 } 1530 } else { 1531 bus_addr_t addr; 1532 char buf[XCMD_SIZE]; 1533 fcp_rsp_iu_t *rp; 1534 1535 if (atp->ests == NULL) { 1536 atp->ests = isp_get_ecmd(isp); 1537 if (atp->ests == NULL) { 1538 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1539 break; 1540 } 1541 } 1542 memset(buf, 0, sizeof (buf)); 1543 rp = (fcp_rsp_iu_t *)buf; 1544 if (fctape) { 1545 cto->ct_flags |= CT2_CONFIRM; 1546 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1547 } 1548 cto->ct_flags |= CT2_FLAG_MODE2; 1549 rp->fcp_rsp_scsi_status = cso->scsi_status; 1550 if (resid < 0) { 1551 rp->fcp_rsp_resid = -resid; 1552 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1553 } else if (resid > 0) { 1554 rp->fcp_rsp_resid = resid; 1555 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1556 } 1557 if (sense_length) { 1558 rp->fcp_rsp_snslen = sense_length; 1559 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1560 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1561 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1562 } else { 1563 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1564 } 1565 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1566 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1567 } 1568 addr = isp->isp_osinfo.ecmd_dma; 1569 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1570 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1571 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1572 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1573 if (isp->isp_osinfo.sixtyfourbit) { 1574 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1575 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1576 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1577 } else { 1578 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1579 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1580 } 1581 } 1582 if (sense_length) { 1583 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, 1584 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1585 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1586 } else { 1587 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, 1588 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1589 } 1590 atp->state = ATPD_STATE_LAST_CTIO; 1591 } 1592 1593 if (xfrlen != 0) { 1594 cto->ct_flags |= CT2_FLAG_MODE0; 1595 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1596 cto->ct_flags |= CT2_DATA_IN; 1597 } else { 1598 cto->ct_flags |= CT2_DATA_OUT; 1599 } 1600 1601 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1602 cto->rsp.m0.ct_xfrlen = xfrlen; 1603 1604 if (sendstatus) { 1605 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1606 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1607 cto->ct_flags |= CT2_SENDSTATUS; 1608 atp->state = ATPD_STATE_LAST_CTIO; 1609 if (fctape) { 1610 cto->ct_flags |= CT2_CONFIRM; 1611 } 1612 } else { 1613 atp->sendst = 1; /* send status later */ 1614 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1615 atp->state = ATPD_STATE_CTIO; 1616 } 1617 } else { 1618 atp->state = ATPD_STATE_CTIO; 1619 } 1620 } 1621 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, 1622 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1623 } 1624 1625 if (isp_get_pcmd(isp, ccb)) { 1626 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1627 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1628 break; 1629 } 1630 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1631 if (handle == 0) { 1632 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1633 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1634 isp_free_pcmd(isp, ccb); 1635 break; 1636 } 1637 atp->bytes_in_transit += xfrlen; 1638 PISP_PCMD(ccb)->datalen = xfrlen; 1639 1640 1641 /* 1642 * Call the dma setup routines for this entry (and any subsequent 1643 * CTIOs) if there's data to move, and then tell the f/w it's got 1644 * new things to play with. As with isp_start's usage of DMA setup, 1645 * any swizzling is done in the machine dependent layer. Because 1646 * of this, we put the request onto the queue area first in native 1647 * format. 1648 */ 1649 1650 if (IS_24XX(isp)) { 1651 ct7_entry_t *cto = (ct7_entry_t *) local; 1652 cto->ct_syshandle = handle; 1653 } else { 1654 ct2_entry_t *cto = (ct2_entry_t *) local; 1655 cto->ct_syshandle = handle; 1656 } 1657 1658 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1659 if (dmaresult != CMD_QUEUED) { 1660 isp_destroy_handle(isp, handle); 1661 isp_free_pcmd(isp, ccb); 1662 if (dmaresult == CMD_EAGAIN) { 1663 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1664 break; 1665 } 1666 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1667 xpt_done(ccb); 1668 continue; 1669 } 1670 isp->isp_nactive++; 1671 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1672 if (xfrlen) { 1673 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1674 } else { 1675 ccb->ccb_h.spriv_field0 = ~0; 1676 } 1677 atp->ctcnt++; 1678 atp->seqno++; 1679 } 1680 } 1681 1682 static void 1683 isp_refire_putback_atio(void *arg) 1684 { 1685 union ccb *ccb = arg; 1686 1687 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1688 isp_target_putback_atio(ccb); 1689 } 1690 1691 static void 1692 isp_refire_notify_ack(void *arg) 1693 { 1694 isp_tna_t *tp = arg; 1695 ispsoftc_t *isp = tp->isp; 1696 1697 ISP_ASSERT_LOCKED(isp); 1698 if (isp_notify_ack(isp, tp->not)) { 1699 callout_schedule(&tp->timer, 5); 1700 } else { 1701 free(tp, M_DEVBUF); 1702 } 1703 } 1704 1705 1706 static void 1707 isp_target_putback_atio(union ccb *ccb) 1708 { 1709 ispsoftc_t *isp; 1710 struct ccb_scsiio *cso; 1711 void *qe; 1712 at2_entry_t local, *at = &local; 1713 1714 isp = XS_ISP(ccb); 1715 1716 qe = isp_getrqentry(isp); 1717 if (qe == NULL) { 1718 xpt_print(ccb->ccb_h.path, 1719 "%s: Request Queue Overflow\n", __func__); 1720 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1721 isp_refire_putback_atio, ccb); 1722 return; 1723 } 1724 memset(qe, 0, QENTRY_LEN); 1725 cso = &ccb->csio; 1726 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1727 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1728 at->at_header.rqs_entry_count = 1; 1729 if (ISP_CAP_SCCFW(isp)) { 1730 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1731 #if __FreeBSD_version < 1000700 1732 if (at->at_scclun >= 256) 1733 at->at_scclun |= 0x4000; 1734 #endif 1735 } else { 1736 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1737 } 1738 at->at_status = CT_OK; 1739 at->at_rxid = cso->tag_id; 1740 at->at_iid = cso->ccb_h.target_id; 1741 isp_put_atio2(isp, at, qe); 1742 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1743 ISP_SYNC_REQUEST(isp); 1744 isp_complete_ctio(ccb); 1745 } 1746 1747 static void 1748 isp_complete_ctio(union ccb *ccb) 1749 { 1750 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1751 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1752 xpt_done(ccb); 1753 } 1754 } 1755 1756 static void 1757 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1758 { 1759 fcparam *fcp; 1760 lun_id_t lun; 1761 fcportdb_t *lp; 1762 tstate_t *tptr; 1763 struct ccb_accept_tio *atiop; 1764 uint16_t nphdl; 1765 atio_private_data_t *atp; 1766 inot_private_data_t *ntp; 1767 1768 /* 1769 * The firmware status (except for the QLTM_SVALID bit) 1770 * indicates why this ATIO was sent to us. 1771 * 1772 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1773 */ 1774 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1775 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1776 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0); 1777 return; 1778 } 1779 1780 fcp = FCPARAM(isp, 0); 1781 if (ISP_CAP_SCCFW(isp)) { 1782 lun = aep->at_scclun; 1783 #if __FreeBSD_version < 1000700 1784 lun &= 0x3fff; 1785 #endif 1786 } else { 1787 lun = aep->at_lun; 1788 } 1789 if (ISP_CAP_2KLOGIN(isp)) { 1790 nphdl = ((at2e_entry_t *)aep)->at_iid; 1791 } else { 1792 nphdl = aep->at_iid; 1793 } 1794 tptr = get_lun_statep(isp, 0, lun); 1795 if (tptr == NULL) { 1796 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1797 if (tptr == NULL) { 1798 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1799 if (lun == 0) { 1800 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1801 } else { 1802 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1803 } 1804 return; 1805 } 1806 } 1807 1808 /* 1809 * Start any commands pending resources first. 1810 */ 1811 if (isp_atio_restart(isp, 0, tptr)) 1812 goto noresrc; 1813 1814 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1815 if (atiop == NULL) { 1816 goto noresrc; 1817 } 1818 1819 atp = isp_get_atpd(isp, 0, aep->at_rxid); 1820 if (atp == NULL) { 1821 goto noresrc; 1822 } 1823 1824 atp->state = ATPD_STATE_ATIO; 1825 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1826 tptr->atio_count--; 1827 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1828 atiop->ccb_h.target_id = fcp->isp_loopid; 1829 atiop->ccb_h.target_lun = lun; 1830 1831 /* 1832 * We don't get 'suggested' sense data as we do with SCSI cards. 1833 */ 1834 atiop->sense_len = 0; 1835 1836 /* 1837 * If we're not in the port database, add ourselves. 1838 */ 1839 if (IS_2100(isp)) 1840 atiop->init_id = nphdl; 1841 else { 1842 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1843 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1844 uint64_t wwpn = 1845 (((uint64_t) aep->at_wwpn[0]) << 48) | 1846 (((uint64_t) aep->at_wwpn[1]) << 32) | 1847 (((uint64_t) aep->at_wwpn[2]) << 16) | 1848 (((uint64_t) aep->at_wwpn[3]) << 0); 1849 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1850 nphdl, PORT_ANY, 0); 1851 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1852 fcp->isp_loopstate = LOOP_LTEST_DONE; 1853 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1854 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1855 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1856 } 1857 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1858 } 1859 atiop->cdb_len = ATIO2_CDBLEN; 1860 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1861 atiop->ccb_h.status = CAM_CDB_RECVD; 1862 atiop->tag_id = atp->tag; 1863 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1864 case ATIO2_TC_ATTR_SIMPLEQ: 1865 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1866 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1867 break; 1868 case ATIO2_TC_ATTR_HEADOFQ: 1869 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1870 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1871 break; 1872 case ATIO2_TC_ATTR_ORDERED: 1873 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1874 atiop->tag_action = MSG_ORDERED_Q_TAG; 1875 break; 1876 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1877 case ATIO2_TC_ATTR_UNTAGGED: 1878 default: 1879 atiop->tag_action = 0; 1880 break; 1881 } 1882 1883 atp->orig_datalen = aep->at_datalen; 1884 atp->bytes_xfered = 0; 1885 atp->lun = lun; 1886 atp->nphdl = nphdl; 1887 atp->sid = PORT_ANY; 1888 atp->oxid = aep->at_oxid; 1889 atp->cdb0 = aep->at_cdb[0]; 1890 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1891 atp->state = ATPD_STATE_CAM; 1892 xpt_done((union ccb *)atiop); 1893 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 1894 return; 1895 noresrc: 1896 ntp = isp_get_ntpd(isp, 0); 1897 if (ntp == NULL) { 1898 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1899 return; 1900 } 1901 memcpy(ntp->data, aep, QENTRY_LEN); 1902 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 1903 } 1904 1905 static void 1906 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 1907 { 1908 int cdbxlen; 1909 lun_id_t lun; 1910 uint16_t chan, nphdl = NIL_HANDLE; 1911 uint32_t did, sid; 1912 fcportdb_t *lp; 1913 tstate_t *tptr; 1914 struct ccb_accept_tio *atiop; 1915 atio_private_data_t *atp = NULL; 1916 atio_private_data_t *oatp; 1917 inot_private_data_t *ntp; 1918 1919 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 1920 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 1921 #if __FreeBSD_version >= 1000700 1922 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 1923 #else 1924 lun = (aep->at_cmnd.fcp_cmnd_lun[0] & 0x3f << 8) | 1925 aep->at_cmnd.fcp_cmnd_lun[1]; 1926 #endif 1927 1928 /* 1929 * Find the N-port handle, and Virtual Port Index for this command. 1930 * 1931 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 1932 * We also, as a matter of course, need to know the WWN of the initiator too. 1933 */ 1934 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 1935 /* 1936 * Find the right channel based upon D_ID 1937 */ 1938 isp_find_chan_by_did(isp, did, &chan); 1939 1940 if (chan == ISP_NOCHAN) { 1941 NANOTIME_T now; 1942 1943 /* 1944 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 1945 * It's a bit tricky here as we need to stash this command *somewhere*. 1946 */ 1947 GET_NANOTIME(&now); 1948 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 1949 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 1950 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1951 return; 1952 } 1953 tptr = get_lun_statep(isp, 0, 0); 1954 if (tptr == NULL) { 1955 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1956 if (tptr == NULL) { 1957 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did); 1958 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1959 return; 1960 } 1961 } 1962 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 1963 goto noresrc; 1964 } 1965 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid); 1966 } else { 1967 chan = 0; 1968 } 1969 1970 /* 1971 * Find the PDB entry for this initiator 1972 */ 1973 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 1974 /* 1975 * If we're not in the port database terminate the exchange. 1976 */ 1977 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already", 1978 __func__, aep->at_rxid, did, chan, sid); 1979 isp_dump_portdb(isp, chan); 1980 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 1981 return; 1982 } 1983 nphdl = lp->handle; 1984 1985 /* 1986 * Get the tstate pointer 1987 */ 1988 tptr = get_lun_statep(isp, chan, lun); 1989 if (tptr == NULL) { 1990 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 1991 if (tptr == NULL) { 1992 isp_prt(isp, ISP_LOGWARN, 1993 "%s: [0x%x] no state pointer for lun %jx or wildcard", 1994 __func__, aep->at_rxid, (uintmax_t)lun); 1995 if (lun == 0) { 1996 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 1997 } else { 1998 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1999 } 2000 return; 2001 } 2002 } 2003 2004 /* 2005 * Start any commands pending resources first. 2006 */ 2007 if (isp_atio_restart(isp, chan, tptr)) 2008 goto noresrc; 2009 2010 /* 2011 * If the f/w is out of resources, just send a BUSY status back. 2012 */ 2013 if (aep->at_rxid == AT7_NORESRC_RXID) { 2014 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2015 return; 2016 } 2017 2018 /* 2019 * If we're out of resources, just send a BUSY status back. 2020 */ 2021 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2022 if (atiop == NULL) { 2023 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2024 goto noresrc; 2025 } 2026 2027 oatp = isp_find_atpd(isp, chan, aep->at_rxid); 2028 if (oatp) { 2029 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x) oatp state %d", 2030 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2031 /* 2032 * It's not a "no resource" condition- but we can treat it like one 2033 */ 2034 goto noresrc; 2035 } 2036 atp = isp_get_atpd(isp, chan, aep->at_rxid); 2037 if (atp == NULL) { 2038 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2039 goto noresrc; 2040 } 2041 atp->word3 = lp->prli_word3; 2042 atp->state = ATPD_STATE_ATIO; 2043 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2044 tptr->atio_count--; 2045 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2046 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 2047 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2048 atiop->ccb_h.target_lun = lun; 2049 atiop->sense_len = 0; 2050 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2051 if (cdbxlen) { 2052 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2053 } 2054 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2055 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2056 atiop->cdb_len = cdbxlen; 2057 atiop->ccb_h.status = CAM_CDB_RECVD; 2058 atiop->tag_id = atp->tag; 2059 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2060 case FCP_CMND_TASK_ATTR_SIMPLE: 2061 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2062 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2063 break; 2064 case FCP_CMND_TASK_ATTR_HEAD: 2065 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2066 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2067 break; 2068 case FCP_CMND_TASK_ATTR_ORDERED: 2069 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2070 atiop->tag_action = MSG_ORDERED_Q_TAG; 2071 break; 2072 default: 2073 /* FALLTHROUGH */ 2074 case FCP_CMND_TASK_ATTR_ACA: 2075 case FCP_CMND_TASK_ATTR_UNTAGGED: 2076 atiop->tag_action = 0; 2077 break; 2078 } 2079 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2080 atp->bytes_xfered = 0; 2081 atp->lun = lun; 2082 atp->nphdl = nphdl; 2083 atp->portid = sid; 2084 atp->oxid = aep->at_hdr.ox_id; 2085 atp->rxid = aep->at_hdr.rx_id; 2086 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2087 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2088 atp->state = ATPD_STATE_CAM; 2089 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2090 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2091 xpt_done((union ccb *)atiop); 2092 return; 2093 noresrc: 2094 if (atp) 2095 isp_put_atpd(isp, chan, atp); 2096 ntp = isp_get_ntpd(isp, chan); 2097 if (ntp == NULL) { 2098 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2099 return; 2100 } 2101 memcpy(ntp->data, aep, QENTRY_LEN); 2102 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 2103 } 2104 2105 2106 /* 2107 * Handle starting an SRR (sequence retransmit request) 2108 * We get here when we've gotten the immediate notify 2109 * and the return of all outstanding CTIOs for this 2110 * transaction. 2111 */ 2112 static void 2113 isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp) 2114 { 2115 in_fcentry_24xx_t *inot; 2116 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2117 union ccb *ccb; 2118 2119 inot = (in_fcentry_24xx_t *)atp->srr; 2120 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2121 ccb = atp->srr_ccb; 2122 atp->srr_ccb = NULL; 2123 atp->nsrr++; 2124 if (ccb == NULL) { 2125 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2126 goto fail; 2127 } 2128 2129 ccb_off = ccb->ccb_h.spriv_field0; 2130 ccb_len = ccb->csio.dxfer_len; 2131 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2132 2133 switch (inot->in_srr_iu) { 2134 case R_CTL_INFO_SOLICITED_DATA: 2135 /* 2136 * We have to restart a FCP_DATA data out transaction 2137 */ 2138 atp->sendst = 0; 2139 atp->bytes_xfered = srr_off; 2140 if (ccb_len == 0) { 2141 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2142 goto mdp; 2143 } 2144 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2145 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2146 goto mdp; 2147 } 2148 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2149 break; 2150 case R_CTL_INFO_COMMAND_STATUS: 2151 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2152 atp->sendst = 1; 2153 /* 2154 * We have to restart a FCP_RSP IU transaction 2155 */ 2156 break; 2157 case R_CTL_INFO_DATA_DESCRIPTOR: 2158 /* 2159 * We have to restart an FCP DATA in transaction 2160 */ 2161 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2162 goto fail; 2163 2164 default: 2165 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2166 goto fail; 2167 } 2168 2169 /* 2170 * We can't do anything until this is acked, so we might as well start it now. 2171 * We aren't going to do the usual asynchronous ack issue because we need 2172 * to make sure this gets on the wire first. 2173 */ 2174 if (isp_notify_ack(isp, inot)) { 2175 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2176 goto fail; 2177 } 2178 isp_target_start_ctio(isp, ccb, FROM_SRR); 2179 return; 2180 fail: 2181 inot->in_reserved = 1; 2182 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2183 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2184 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2185 isp_complete_ctio(ccb); 2186 return; 2187 mdp: 2188 if (isp_notify_ack(isp, inot)) { 2189 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2190 goto fail; 2191 } 2192 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2193 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2194 /* 2195 * This is not a strict interpretation of MDP, but it's close 2196 */ 2197 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2198 ccb->csio.msg_len = 7; 2199 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2200 ccb->csio.msg_ptr[1] = 5; 2201 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2202 ccb->csio.msg_ptr[3] = srr_off >> 24; 2203 ccb->csio.msg_ptr[4] = srr_off >> 16; 2204 ccb->csio.msg_ptr[5] = srr_off >> 8; 2205 ccb->csio.msg_ptr[6] = srr_off; 2206 isp_complete_ctio(ccb); 2207 } 2208 2209 2210 static void 2211 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2212 { 2213 in_fcentry_24xx_t *inot = inot_raw; 2214 atio_private_data_t *atp; 2215 uint32_t tag = inot->in_rxid; 2216 uint32_t bus = inot->in_vpidx; 2217 2218 if (!IS_24XX(isp)) { 2219 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2220 return; 2221 } 2222 2223 atp = isp_find_atpd(isp, bus, tag); 2224 if (atp == NULL) { 2225 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2226 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2227 return; 2228 } 2229 atp->srr_notify_rcvd = 1; 2230 memcpy(atp->srr, inot, sizeof (atp->srr)); 2231 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, 2232 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2233 if (atp->srr_ccb) 2234 isp_handle_srr_start(isp, atp); 2235 } 2236 2237 static void 2238 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2239 { 2240 union ccb *ccb; 2241 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2242 atio_private_data_t *atp = NULL; 2243 int bus; 2244 uint32_t handle, moved_data = 0, data_requested; 2245 2246 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2247 ccb = isp_find_xs(isp, handle); 2248 if (ccb == NULL) { 2249 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2250 return; 2251 } 2252 isp_destroy_handle(isp, handle); 2253 data_requested = PISP_PCMD(ccb)->datalen; 2254 isp_free_pcmd(isp, ccb); 2255 if (isp->isp_nactive) { 2256 isp->isp_nactive--; 2257 } 2258 2259 bus = XS_CHANNEL(ccb); 2260 if (IS_24XX(isp)) { 2261 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid); 2262 } else { 2263 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid); 2264 } 2265 if (atp == NULL) { 2266 /* 2267 * XXX: isp_clear_commands() generates fake CTIO with zero 2268 * ct_rxid value, filling only ct_syshandle. Workaround 2269 * that using tag_id from the CCB, pointed by ct_syshandle. 2270 */ 2271 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id); 2272 } 2273 if (atp == NULL) { 2274 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2275 return; 2276 } 2277 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2278 atp->bytes_in_transit -= data_requested; 2279 atp->ctcnt -= 1; 2280 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2281 2282 if (IS_24XX(isp)) { 2283 ct7_entry_t *ct = arg; 2284 2285 if (ct->ct_nphdl == CT7_SRR) { 2286 atp->srr_ccb = ccb; 2287 if (atp->srr_notify_rcvd) 2288 isp_handle_srr_start(isp, atp); 2289 return; 2290 } 2291 if (ct->ct_nphdl == CT_HBA_RESET) { 2292 failure = CAM_UNREC_HBA_ERROR; 2293 } else { 2294 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2295 ok = (ct->ct_nphdl == CT7_OK); 2296 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2297 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2298 resid = ct->ct_resid; 2299 moved_data = data_requested - resid; 2300 } 2301 } 2302 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2303 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2304 } else { 2305 ct2_entry_t *ct = arg; 2306 if (ct->ct_status == CT_SRR) { 2307 atp->srr_ccb = ccb; 2308 if (atp->srr_notify_rcvd) 2309 isp_handle_srr_start(isp, atp); 2310 isp_target_putback_atio(ccb); 2311 return; 2312 } 2313 if (ct->ct_status == CT_HBA_RESET) { 2314 failure = CAM_UNREC_HBA_ERROR; 2315 } else { 2316 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2317 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2318 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2319 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2320 resid = ct->ct_resid; 2321 moved_data = data_requested - resid; 2322 } 2323 } 2324 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2325 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2326 } 2327 if (ok) { 2328 if (moved_data) { 2329 atp->bytes_xfered += moved_data; 2330 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2331 } 2332 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2333 ccb->ccb_h.status |= CAM_SENT_SENSE; 2334 } 2335 ccb->ccb_h.status |= CAM_REQ_CMP; 2336 } else { 2337 notify_cam = 1; 2338 if (failure == CAM_UNREC_HBA_ERROR) 2339 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2340 else 2341 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2342 } 2343 atp->state = ATPD_STATE_PDON; 2344 2345 /* 2346 * We never *not* notify CAM when there has been any error (ok == 0), 2347 * so we never need to do an ATIO putback if we're not notifying CAM. 2348 */ 2349 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2350 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2351 if (notify_cam == 0) { 2352 if (atp->sendst) { 2353 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2354 } 2355 return; 2356 } 2357 2358 /* 2359 * If we sent status or error happened, we are done with this ATIO. 2360 */ 2361 if (sentstatus || !ok) 2362 isp_put_atpd(isp, bus, atp); 2363 2364 /* 2365 * We're telling CAM we're done with this CTIO transaction. 2366 * 2367 * 24XX cards never need an ATIO put back. 2368 * 2369 * Other cards need one put back only on error. 2370 * In the latter case, a timeout will re-fire 2371 * and try again in case we didn't have 2372 * queue resources to do so at first. In any case, 2373 * once the putback is done we do the completion 2374 * call. 2375 */ 2376 if (ok || IS_24XX(isp)) { 2377 isp_complete_ctio(ccb); 2378 } else { 2379 isp_target_putback_atio(ccb); 2380 } 2381 } 2382 2383 static void 2384 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2385 { 2386 int needack = 1; 2387 switch (inp->in_status) { 2388 case IN_PORT_LOGOUT: 2389 /* 2390 * XXX: Need to delete this initiator's WWN from the database 2391 * XXX: Need to send this LOGOUT upstream 2392 */ 2393 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2394 break; 2395 case IN_PORT_CHANGED: 2396 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2397 break; 2398 case IN_GLOBAL_LOGO: 2399 isp_del_all_wwn_entries(isp, 0); 2400 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2401 break; 2402 case IN_ABORT_TASK: 2403 { 2404 uint16_t nphdl, lun; 2405 uint32_t sid; 2406 uint64_t wwn; 2407 fcportdb_t *lp; 2408 isp_notify_t tmp, *nt = &tmp; 2409 2410 if (ISP_CAP_SCCFW(isp)) { 2411 lun = inp->in_scclun; 2412 #if __FreeBSD_version < 1000700 2413 lun &= 0x3fff; 2414 #endif 2415 } else { 2416 lun = inp->in_lun; 2417 } 2418 if (ISP_CAP_2KLOGIN(isp)) { 2419 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2420 } else { 2421 nphdl = inp->in_iid; 2422 } 2423 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2424 wwn = lp->port_wwn; 2425 sid = lp->portid; 2426 } else { 2427 wwn = INI_ANY; 2428 sid = PORT_ANY; 2429 } 2430 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx", 2431 inp->in_seqid, (unsigned long long) wwn); 2432 2433 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2434 nt->nt_hba = isp; 2435 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2436 nt->nt_wwn = wwn; 2437 nt->nt_nphdl = nphdl; 2438 nt->nt_sid = sid; 2439 nt->nt_did = PORT_ANY; 2440 nt->nt_lun = lun; 2441 nt->nt_tagval = inp->in_seqid; 2442 nt->nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); 2443 nt->nt_need_ack = 1; 2444 nt->nt_channel = 0; 2445 nt->nt_ncode = NT_ABORT_TASK; 2446 nt->nt_lreserved = inp; 2447 isp_handle_platform_target_tmf(isp, nt); 2448 needack = 0; 2449 break; 2450 } 2451 default: 2452 break; 2453 } 2454 if (needack) { 2455 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2456 } 2457 } 2458 2459 static void 2460 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2461 { 2462 uint16_t nphdl; 2463 uint16_t prli_options = 0; 2464 uint32_t portid; 2465 fcportdb_t *lp; 2466 char *msg = NULL; 2467 uint8_t *ptr = (uint8_t *)inot; 2468 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2469 2470 nphdl = inot->in_nphdl; 2471 if (nphdl != NIL_HANDLE) { 2472 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2473 } else { 2474 portid = PORT_ANY; 2475 } 2476 2477 switch (inot->in_status) { 2478 case IN24XX_ELS_RCVD: 2479 { 2480 char buf[16]; 2481 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2482 2483 /* 2484 * Note that we're just getting notification that an ELS was received 2485 * (possibly with some associated information sent upstream). This is 2486 * *not* the same as being given the ELS frame to accept or reject. 2487 */ 2488 switch (inot->in_status_subcode) { 2489 case LOGO: 2490 msg = "LOGO"; 2491 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2492 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2493 break; 2494 case PRLO: 2495 msg = "PRLO"; 2496 break; 2497 case PLOGI: 2498 msg = "PLOGI"; 2499 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2500 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2501 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2502 nphdl, portid, prli_options); 2503 break; 2504 case PRLI: 2505 msg = "PRLI"; 2506 prli_options = inot->in_prli_options; 2507 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2508 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2509 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2510 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2511 nphdl, portid, prli_options); 2512 break; 2513 case PDISC: 2514 msg = "PDISC"; 2515 break; 2516 case ADISC: 2517 msg = "ADISC"; 2518 break; 2519 default: 2520 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2521 msg = buf; 2522 break; 2523 } 2524 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2525 isp_prt(isp, ISP_LOGERR, "%s Chan %d ELS N-port handle %x PortID 0x%06x marked as needing a PUREX response", msg, chan, nphdl, portid); 2526 break; 2527 } 2528 isp_prt(isp, ISP_LOGTDEBUG0, "%s Chan %d ELS N-port handle %x PortID 0x%06x RX_ID 0x%x OX_ID 0x%x", msg, chan, nphdl, portid, 2529 inot->in_rxid, inot->in_oxid); 2530 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2531 break; 2532 } 2533 2534 case IN24XX_PORT_LOGOUT: 2535 msg = "PORT LOGOUT"; 2536 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2537 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2538 } 2539 /* FALLTHROUGH */ 2540 case IN24XX_PORT_CHANGED: 2541 if (msg == NULL) 2542 msg = "PORT CHANGED"; 2543 /* FALLTHROUGH */ 2544 case IN24XX_LIP_RESET: 2545 if (msg == NULL) 2546 msg = "LIP RESET"; 2547 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), msg, inot->in_status_subcode, nphdl); 2548 2549 /* 2550 * All subcodes here are irrelevant. What is relevant 2551 * is that we need to terminate all active commands from 2552 * this initiator (known by N-port handle). 2553 */ 2554 /* XXX IMPLEMENT XXX */ 2555 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2556 break; 2557 2558 case IN24XX_SRR_RCVD: 2559 #ifdef ISP_TARGET_MODE 2560 isp_handle_srr_notify(isp, inot); 2561 break; 2562 #else 2563 if (msg == NULL) 2564 msg = "SRR RCVD"; 2565 /* FALLTHROUGH */ 2566 #endif 2567 case IN24XX_LINK_RESET: 2568 if (msg == NULL) 2569 msg = "LINK RESET"; 2570 case IN24XX_LINK_FAILED: 2571 if (msg == NULL) 2572 msg = "LINK FAILED"; 2573 default: 2574 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2575 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2576 break; 2577 } 2578 } 2579 2580 static int 2581 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2582 { 2583 2584 if (isp->isp_state != ISP_RUNSTATE) { 2585 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2586 return (0); 2587 } 2588 2589 /* 2590 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2591 */ 2592 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2593 ct7_entry_t local, *cto = &local; 2594 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2595 fcportdb_t *lp; 2596 uint32_t sid; 2597 uint16_t nphdl; 2598 2599 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2600 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2601 nphdl = lp->handle; 2602 } else { 2603 nphdl = NIL_HANDLE; 2604 } 2605 ISP_MEMZERO(&local, sizeof (local)); 2606 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2607 cto->ct_header.rqs_entry_count = 1; 2608 cto->ct_nphdl = nphdl; 2609 cto->ct_rxid = aep->at_rxid; 2610 cto->ct_vpidx = mp->nt_channel; 2611 cto->ct_iid_lo = sid; 2612 cto->ct_iid_hi = sid >> 16; 2613 cto->ct_oxid = aep->at_hdr.ox_id; 2614 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2615 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2616 if (rsp != 0) { 2617 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2618 cto->rsp.m1.ct_resplen = 4; 2619 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2620 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2621 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2622 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2623 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2624 } 2625 return (isp_target_put_entry(isp, &local)); 2626 } 2627 2628 /* 2629 * This case is for a responding to an ABTS frame 2630 */ 2631 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2632 2633 /* 2634 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2635 */ 2636 if (mp->nt_need_ack) { 2637 uint8_t storage[QENTRY_LEN]; 2638 ct7_entry_t *cto = (ct7_entry_t *) storage; 2639 abts_t *abts = (abts_t *)mp->nt_lreserved; 2640 2641 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2642 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2643 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2644 cto->ct_header.rqs_entry_count = 1; 2645 cto->ct_nphdl = mp->nt_nphdl; 2646 cto->ct_rxid = abts->abts_rxid_task; 2647 cto->ct_iid_lo = mp->nt_sid; 2648 cto->ct_iid_hi = mp->nt_sid >> 16; 2649 cto->ct_oxid = abts->abts_ox_id; 2650 cto->ct_vpidx = mp->nt_channel; 2651 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2652 if (isp_target_put_entry(isp, cto)) { 2653 return (ENOMEM); 2654 } 2655 mp->nt_need_ack = 0; 2656 } 2657 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2658 return (ENOMEM); 2659 } else { 2660 return (0); 2661 } 2662 } 2663 2664 /* 2665 * Handle logout cases here 2666 */ 2667 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2668 isp_del_all_wwn_entries(isp, mp->nt_channel); 2669 } 2670 2671 if (mp->nt_ncode == NT_LOGOUT) { 2672 if (!IS_2100(isp) && IS_FC(isp)) { 2673 isp_del_wwn_entries(isp, mp); 2674 } 2675 } 2676 2677 /* 2678 * General purpose acknowledgement 2679 */ 2680 if (mp->nt_need_ack) { 2681 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2682 /* 2683 * Don't need to use the guaranteed send because the caller can retry 2684 */ 2685 return (isp_notify_ack(isp, mp->nt_lreserved)); 2686 } 2687 return (0); 2688 } 2689 2690 /* 2691 * Handle task management functions. 2692 * 2693 * We show up here with a notify structure filled out. 2694 * 2695 * The nt_lreserved tag points to the original queue entry 2696 */ 2697 static void 2698 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2699 { 2700 tstate_t *tptr; 2701 fcportdb_t *lp; 2702 struct ccb_immediate_notify *inot; 2703 inot_private_data_t *ntp = NULL; 2704 lun_id_t lun; 2705 2706 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2707 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2708 /* 2709 * NB: This assignment is necessary because of tricky type conversion. 2710 * XXX: This is tricky and I need to check this. If the lun isn't known 2711 * XXX: for the task management function, it does not of necessity follow 2712 * XXX: that it should go up stream to the wildcard listener. 2713 */ 2714 if (notify->nt_lun == LUN_ANY) { 2715 lun = CAM_LUN_WILDCARD; 2716 } else { 2717 lun = notify->nt_lun; 2718 } 2719 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2720 if (tptr == NULL) { 2721 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2722 if (tptr == NULL) { 2723 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2724 goto bad; 2725 } 2726 } 2727 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2728 if (inot == NULL) { 2729 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2730 goto bad; 2731 } 2732 2733 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2734 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2735 inot->initiator_id = CAM_TARGET_WILDCARD; 2736 } else { 2737 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2738 } 2739 inot->seq_id = notify->nt_tagval; 2740 inot->tag_id = notify->nt_tagval >> 32; 2741 2742 switch (notify->nt_ncode) { 2743 case NT_ABORT_TASK: 2744 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id); 2745 inot->arg = MSG_ABORT_TASK; 2746 break; 2747 case NT_ABORT_TASK_SET: 2748 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY); 2749 inot->arg = MSG_ABORT_TASK_SET; 2750 break; 2751 case NT_CLEAR_ACA: 2752 inot->arg = MSG_CLEAR_ACA; 2753 break; 2754 case NT_CLEAR_TASK_SET: 2755 inot->arg = MSG_CLEAR_TASK_SET; 2756 break; 2757 case NT_LUN_RESET: 2758 inot->arg = MSG_LOGICAL_UNIT_RESET; 2759 break; 2760 case NT_TARGET_RESET: 2761 inot->arg = MSG_TARGET_RESET; 2762 break; 2763 case NT_QUERY_TASK_SET: 2764 inot->arg = MSG_QUERY_TASK_SET; 2765 break; 2766 case NT_QUERY_ASYNC_EVENT: 2767 inot->arg = MSG_QUERY_ASYNC_EVENT; 2768 break; 2769 default: 2770 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun); 2771 goto bad; 2772 } 2773 2774 ntp = isp_get_ntpd(isp, notify->nt_channel); 2775 if (ntp == NULL) { 2776 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2777 goto bad; 2778 } 2779 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t)); 2780 if (notify->nt_lreserved) { 2781 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN); 2782 ntp->nt.nt_lreserved = &ntp->data; 2783 } 2784 ntp->seq_id = notify->nt_tagval; 2785 ntp->tag_id = notify->nt_tagval >> 32; 2786 2787 tptr->inot_count--; 2788 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2789 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2790 inot->ccb_h.status = CAM_MESSAGE_RECV; 2791 xpt_done((union ccb *)inot); 2792 return; 2793 bad: 2794 if (notify->nt_need_ack && notify->nt_lreserved) { 2795 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2796 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2797 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2798 } 2799 } else { 2800 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2801 } 2802 } 2803 } 2804 2805 static void 2806 isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id) 2807 { 2808 atio_private_data_t *atp, *atpool; 2809 inot_private_data_t *ntp, *tmp; 2810 uint32_t this_tag_id; 2811 2812 /* 2813 * First, clean any commands pending restart 2814 */ 2815 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) { 2816 if (IS_24XX(isp)) 2817 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid; 2818 else 2819 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid; 2820 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2821 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan, 2822 ECMD_TERMINATE, 0); 2823 isp_put_ntpd(isp, chan, ntp); 2824 STAILQ_REMOVE(&tptr->restart_queue, ntp, 2825 inot_private_data, next); 2826 } 2827 } 2828 2829 /* 2830 * Now mark other ones dead as well. 2831 */ 2832 ISP_GET_PC(isp, chan, atpool, atpool); 2833 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 2834 if (atp->lun != tptr->ts_lun) 2835 continue; 2836 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) 2837 atp->dead = 1; 2838 } 2839 } 2840 #endif 2841 2842 static void 2843 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 2844 { 2845 struct cam_sim *sim; 2846 int bus, tgt; 2847 ispsoftc_t *isp; 2848 2849 sim = (struct cam_sim *)cbarg; 2850 isp = (ispsoftc_t *) cam_sim_softc(sim); 2851 bus = cam_sim_bus(sim); 2852 tgt = xpt_path_target_id(path); 2853 2854 switch (code) { 2855 case AC_LOST_DEVICE: 2856 if (IS_SCSI(isp)) { 2857 uint16_t oflags, nflags; 2858 sdparam *sdp = SDPARAM(isp, bus); 2859 2860 if (tgt >= 0) { 2861 nflags = sdp->isp_devparam[tgt].nvrm_flags; 2862 nflags &= DPARM_SAFE_DFLT; 2863 if (isp->isp_loaded_fw) { 2864 nflags |= DPARM_NARROW | DPARM_ASYNC; 2865 } 2866 oflags = sdp->isp_devparam[tgt].goal_flags; 2867 sdp->isp_devparam[tgt].goal_flags = nflags; 2868 sdp->isp_devparam[tgt].dev_update = 1; 2869 sdp->update = 1; 2870 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 2871 sdp->isp_devparam[tgt].goal_flags = oflags; 2872 } 2873 } 2874 break; 2875 default: 2876 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2877 break; 2878 } 2879 } 2880 2881 static void 2882 isp_poll(struct cam_sim *sim) 2883 { 2884 ispsoftc_t *isp = cam_sim_softc(sim); 2885 uint16_t isr, sema, info; 2886 2887 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 2888 isp_intr(isp, isr, sema, info); 2889 } 2890 2891 2892 static void 2893 isp_watchdog(void *arg) 2894 { 2895 struct ccb_scsiio *xs = arg; 2896 ispsoftc_t *isp; 2897 uint32_t ohandle = ISP_HANDLE_FREE, handle; 2898 2899 isp = XS_ISP(xs); 2900 2901 handle = isp_find_handle(isp, xs); 2902 2903 /* 2904 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 2905 */ 2906 if (handle != ISP_HANDLE_FREE) { 2907 uint16_t isr, sema, info; 2908 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 2909 isp_intr(isp, isr, sema, info); 2910 ohandle = handle; 2911 handle = isp_find_handle(isp, xs); 2912 } 2913 if (handle != ISP_HANDLE_FREE) { 2914 /* 2915 * Try and make sure the command is really dead before 2916 * we release the handle (and DMA resources) for reuse. 2917 * 2918 * If we are successful in aborting the command then 2919 * we're done here because we'll get the command returned 2920 * back separately. 2921 */ 2922 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 2923 return; 2924 } 2925 2926 /* 2927 * Note that after calling the above, the command may in 2928 * fact have been completed. 2929 */ 2930 xs = isp_find_xs(isp, handle); 2931 2932 /* 2933 * If the command no longer exists, then we won't 2934 * be able to find the xs again with this handle. 2935 */ 2936 if (xs == NULL) { 2937 return; 2938 } 2939 2940 /* 2941 * After this point, the command is really dead. 2942 */ 2943 if (XS_XFRLEN(xs)) { 2944 ISP_DMAFREE(isp, xs, handle); 2945 } 2946 isp_destroy_handle(isp, handle); 2947 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 2948 xs->ccb_h.status &= ~CAM_STATUS_MASK; 2949 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 2950 isp_prt_endcmd(isp, xs); 2951 isp_done(xs); 2952 } else { 2953 if (ohandle != ISP_HANDLE_FREE) { 2954 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 2955 } else { 2956 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 2957 } 2958 } 2959 } 2960 2961 static void 2962 isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2963 { 2964 union ccb *ccb; 2965 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2966 2967 /* 2968 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 2969 */ 2970 ccb = xpt_alloc_ccb_nowait(); 2971 if (ccb == NULL) { 2972 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 2973 return; 2974 } 2975 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 2976 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2977 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 2978 xpt_free_ccb(ccb); 2979 return; 2980 } 2981 xpt_rescan(ccb); 2982 } 2983 2984 static void 2985 isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2986 { 2987 struct cam_path *tp; 2988 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2989 2990 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 2991 xpt_async(AC_LOST_DEVICE, tp, NULL); 2992 xpt_free_path(tp); 2993 } 2994 } 2995 2996 /* 2997 * Gone Device Timer Function- when we have decided that a device has gone 2998 * away, we wait a specific period of time prior to telling the OS it has 2999 * gone away. 3000 * 3001 * This timer function fires once a second and then scans the port database 3002 * for devices that are marked dead but still have a virtual target assigned. 3003 * We decrement a counter for that port database entry, and when it hits zero, 3004 * we tell the OS the device has gone away. 3005 */ 3006 static void 3007 isp_gdt(void *arg) 3008 { 3009 struct isp_fc *fc = arg; 3010 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 3011 } 3012 3013 static void 3014 isp_gdt_task(void *arg, int pending) 3015 { 3016 struct isp_fc *fc = arg; 3017 ispsoftc_t *isp = fc->isp; 3018 int chan = fc - isp->isp_osinfo.pc.fc; 3019 fcportdb_t *lp; 3020 struct ac_contract ac; 3021 struct ac_device_changed *adc; 3022 int dbidx, more_to_do = 0; 3023 3024 ISP_LOCK(isp); 3025 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3026 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3027 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3028 3029 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3030 continue; 3031 } 3032 if (lp->gone_timer != 0) { 3033 lp->gone_timer -= 1; 3034 more_to_do++; 3035 continue; 3036 } 3037 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 3038 if (lp->is_target) { 3039 lp->is_target = 0; 3040 isp_make_gone(isp, lp, chan, dbidx); 3041 } 3042 if (lp->is_initiator) { 3043 lp->is_initiator = 0; 3044 ac.contract_number = AC_CONTRACT_DEV_CHG; 3045 adc = (struct ac_device_changed *) ac.contract_data; 3046 adc->wwpn = lp->port_wwn; 3047 adc->port = lp->portid; 3048 adc->target = dbidx; 3049 adc->arrived = 0; 3050 xpt_async(AC_CONTRACT, fc->path, &ac); 3051 } 3052 lp->state = FC_PORTDB_STATE_NIL; 3053 } 3054 if (fc->ready) { 3055 if (more_to_do) { 3056 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3057 } else { 3058 callout_deactivate(&fc->gdt); 3059 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3060 } 3061 } 3062 ISP_UNLOCK(isp); 3063 } 3064 3065 /* 3066 * When loop goes down we remember the time and freeze CAM command queue. 3067 * During some time period we are trying to reprobe the loop. But if we 3068 * fail, we tell the OS that devices have gone away and drop the freeze. 3069 * 3070 * We don't clear the devices out of our port database because, when loop 3071 * come back up, we have to do some actual cleanup with the chip at that 3072 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3073 */ 3074 static void 3075 isp_loop_changed(ispsoftc_t *isp, int chan) 3076 { 3077 fcparam *fcp = FCPARAM(isp, chan); 3078 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3079 3080 if (fc->loop_down_time) 3081 return; 3082 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3083 if (fcp->role & ISP_ROLE_INITIATOR) 3084 isp_freeze_loopdown(isp, chan); 3085 fc->loop_dead = 0; 3086 fc->loop_down_time = time_uptime; 3087 wakeup(fc); 3088 } 3089 3090 static void 3091 isp_loop_up(ispsoftc_t *isp, int chan) 3092 { 3093 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3094 3095 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3096 fc->loop_seen_once = 1; 3097 fc->loop_dead = 0; 3098 fc->loop_down_time = 0; 3099 isp_unfreeze_loopdown(isp, chan); 3100 } 3101 3102 static void 3103 isp_loop_dead(ispsoftc_t *isp, int chan) 3104 { 3105 fcparam *fcp = FCPARAM(isp, chan); 3106 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3107 fcportdb_t *lp; 3108 struct ac_contract ac; 3109 struct ac_device_changed *adc; 3110 int dbidx, i; 3111 3112 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3113 3114 /* 3115 * Notify to the OS all targets who we now consider have departed. 3116 */ 3117 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3118 lp = &fcp->portdb[dbidx]; 3119 3120 if (lp->state == FC_PORTDB_STATE_NIL) 3121 continue; 3122 3123 /* 3124 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3125 */ 3126 for (i = 0; i < isp->isp_maxcmds; i++) { 3127 struct ccb_scsiio *xs; 3128 3129 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3130 continue; 3131 } 3132 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3133 continue; 3134 } 3135 if (dbidx != XS_TGT(xs)) { 3136 continue; 3137 } 3138 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3139 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3140 (uintmax_t)XS_LUN(xs)); 3141 } 3142 3143 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3144 if (lp->is_target) { 3145 lp->is_target = 0; 3146 isp_make_gone(isp, lp, chan, dbidx); 3147 } 3148 if (lp->is_initiator) { 3149 lp->is_initiator = 0; 3150 ac.contract_number = AC_CONTRACT_DEV_CHG; 3151 adc = (struct ac_device_changed *) ac.contract_data; 3152 adc->wwpn = lp->port_wwn; 3153 adc->port = lp->portid; 3154 adc->target = dbidx; 3155 adc->arrived = 0; 3156 xpt_async(AC_CONTRACT, fc->path, &ac); 3157 } 3158 } 3159 3160 isp_unfreeze_loopdown(isp, chan); 3161 fc->loop_dead = 1; 3162 fc->loop_down_time = 0; 3163 } 3164 3165 static void 3166 isp_kthread(void *arg) 3167 { 3168 struct isp_fc *fc = arg; 3169 ispsoftc_t *isp = fc->isp; 3170 int chan = fc - isp->isp_osinfo.pc.fc; 3171 int slp = 0, d; 3172 int lb, lim; 3173 3174 mtx_lock(&isp->isp_osinfo.lock); 3175 3176 while (isp->isp_osinfo.is_exiting == 0) { 3177 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3178 "Chan %d Checking FC state", chan); 3179 lb = isp_fc_runstate(isp, chan, 250000); 3180 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3181 "Chan %d FC got to %s state", chan, 3182 isp_fc_loop_statename(lb)); 3183 3184 /* 3185 * Our action is different based upon whether we're supporting 3186 * Initiator mode or not. If we are, we might freeze the simq 3187 * when loop is down and set all sorts of different delays to 3188 * check again. 3189 * 3190 * If not, we simply just wait for loop to come up. 3191 */ 3192 if (lb == LOOP_READY || lb < 0) { 3193 slp = 0; 3194 } else { 3195 /* 3196 * If we've never seen loop up and we've waited longer 3197 * than quickboot time, or we've seen loop up but we've 3198 * waited longer than loop_down_limit, give up and go 3199 * to sleep until loop comes up. 3200 */ 3201 if (fc->loop_seen_once == 0) 3202 lim = isp_quickboot_time; 3203 else 3204 lim = fc->loop_down_limit; 3205 d = time_uptime - fc->loop_down_time; 3206 if (d >= lim) 3207 slp = 0; 3208 else if (d < 10) 3209 slp = 1; 3210 else if (d < 30) 3211 slp = 5; 3212 else if (d < 60) 3213 slp = 10; 3214 else if (d < 120) 3215 slp = 20; 3216 else 3217 slp = 30; 3218 } 3219 3220 if (slp == 0) { 3221 if (lb == LOOP_READY) 3222 isp_loop_up(isp, chan); 3223 else 3224 isp_loop_dead(isp, chan); 3225 } 3226 3227 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3228 "Chan %d sleep for %d seconds", chan, slp); 3229 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3230 } 3231 fc->num_threads -= 1; 3232 mtx_unlock(&isp->isp_osinfo.lock); 3233 kthread_exit(); 3234 } 3235 3236 #ifdef ISP_TARGET_MODE 3237 static void 3238 isp_abort_atio(ispsoftc_t *isp, union ccb *ccb) 3239 { 3240 atio_private_data_t *atp; 3241 union ccb *accb = ccb->cab.abort_ccb; 3242 struct ccb_hdr *sccb; 3243 tstate_t *tptr; 3244 3245 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3246 if (tptr != NULL) { 3247 /* Search for the ATIO among queueued. */ 3248 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) { 3249 if (sccb != &accb->ccb_h) 3250 continue; 3251 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle); 3252 tptr->atio_count--; 3253 accb->ccb_h.status = CAM_REQ_ABORTED; 3254 xpt_done(accb); 3255 ccb->ccb_h.status = CAM_REQ_CMP; 3256 return; 3257 } 3258 } 3259 3260 /* Search for the ATIO among running. */ 3261 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id); 3262 if (atp != NULL) { 3263 /* XXX Send TERMINATE to firmware here. */ 3264 isp_put_atpd(isp, XS_CHANNEL(accb), atp); 3265 ccb->ccb_h.status = CAM_REQ_CMP; 3266 } else { 3267 ccb->ccb_h.status = CAM_UA_ABORT; 3268 } 3269 } 3270 3271 static void 3272 isp_abort_inot(ispsoftc_t *isp, union ccb *ccb) 3273 { 3274 inot_private_data_t *ntp; 3275 union ccb *accb = ccb->cab.abort_ccb; 3276 struct ccb_hdr *sccb; 3277 tstate_t *tptr; 3278 3279 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3280 if (tptr != NULL) { 3281 /* Search for the INOT among queueued. */ 3282 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) { 3283 if (sccb != &accb->ccb_h) 3284 continue; 3285 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle); 3286 tptr->inot_count--; 3287 accb->ccb_h.status = CAM_REQ_ABORTED; 3288 xpt_done(accb); 3289 ccb->ccb_h.status = CAM_REQ_CMP; 3290 return; 3291 } 3292 } 3293 3294 /* Search for the INOT among running. */ 3295 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id); 3296 if (ntp != NULL) { 3297 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, ntp->data); 3298 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp); 3299 ccb->ccb_h.status = CAM_REQ_CMP; 3300 } else { 3301 ccb->ccb_h.status = CAM_UA_ABORT; 3302 return; 3303 } 3304 } 3305 #endif 3306 3307 static void 3308 isp_action(struct cam_sim *sim, union ccb *ccb) 3309 { 3310 int bus, tgt, ts, error; 3311 ispsoftc_t *isp; 3312 struct ccb_trans_settings *cts; 3313 3314 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3315 3316 isp = (ispsoftc_t *)cam_sim_softc(sim); 3317 mtx_assert(&isp->isp_lock, MA_OWNED); 3318 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3319 ISP_PCMD(ccb) = NULL; 3320 3321 switch (ccb->ccb_h.func_code) { 3322 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3323 bus = XS_CHANNEL(ccb); 3324 /* 3325 * Do a couple of preliminary checks... 3326 */ 3327 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3328 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3329 ccb->ccb_h.status = CAM_REQ_INVALID; 3330 isp_done((struct ccb_scsiio *) ccb); 3331 break; 3332 } 3333 } 3334 ccb->csio.req_map = NULL; 3335 #ifdef DIAGNOSTIC 3336 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3337 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3338 ccb->ccb_h.status = CAM_PATH_INVALID; 3339 } else if (ISP_MAX_LUNS(isp) > 0 && 3340 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3341 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3342 ccb->ccb_h.status = CAM_PATH_INVALID; 3343 } 3344 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3345 xpt_done(ccb); 3346 break; 3347 } 3348 #endif 3349 ccb->csio.scsi_status = SCSI_STATUS_OK; 3350 if (isp_get_pcmd(isp, ccb)) { 3351 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3352 cam_freeze_devq(ccb->ccb_h.path); 3353 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3354 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3355 xpt_done(ccb); 3356 break; 3357 } 3358 error = isp_start((XS_T *) ccb); 3359 switch (error) { 3360 case CMD_QUEUED: 3361 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3362 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3363 break; 3364 } 3365 ts = ccb->ccb_h.timeout; 3366 if (ts == CAM_TIME_DEFAULT) { 3367 ts = 60*1000; 3368 } 3369 ts = isp_mstohz(ts); 3370 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3371 break; 3372 case CMD_RQLATER: 3373 /* 3374 * We get this result if the loop isn't ready 3375 * or if the device in question has gone zombie. 3376 */ 3377 if (ISP_FC_PC(isp, bus)->loop_dead) { 3378 isp_prt(isp, ISP_LOGDEBUG0, 3379 "%d.%jx loop is dead", 3380 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3381 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 3382 isp_done((struct ccb_scsiio *) ccb); 3383 break; 3384 } 3385 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3386 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3387 cam_freeze_devq(ccb->ccb_h.path); 3388 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3389 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3390 isp_free_pcmd(isp, ccb); 3391 xpt_done(ccb); 3392 break; 3393 case CMD_EAGAIN: 3394 isp_free_pcmd(isp, ccb); 3395 cam_freeze_devq(ccb->ccb_h.path); 3396 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3397 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3398 xpt_done(ccb); 3399 break; 3400 case CMD_COMPLETE: 3401 isp_done((struct ccb_scsiio *) ccb); 3402 break; 3403 default: 3404 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3405 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3406 isp_free_pcmd(isp, ccb); 3407 xpt_done(ccb); 3408 } 3409 break; 3410 3411 #ifdef ISP_TARGET_MODE 3412 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3413 if (ccb->cel.enable) { 3414 isp_enable_lun(isp, ccb); 3415 } else { 3416 isp_disable_lun(isp, ccb); 3417 } 3418 break; 3419 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3420 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3421 { 3422 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3423 if (tptr == NULL) { 3424 const char *str; 3425 3426 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) 3427 str = "XPT_IMMEDIATE_NOTIFY"; 3428 else 3429 str = "XPT_ACCEPT_TARGET_IO"; 3430 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, 3431 "%s: [0x%x] no state pointer found for %s\n", 3432 __func__, str); 3433 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3434 break; 3435 } 3436 ccb->ccb_h.spriv_field0 = 0; 3437 ccb->ccb_h.spriv_ptr1 = isp; 3438 3439 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3440 ccb->atio.tag_id = 0; 3441 tptr->atio_count++; 3442 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3443 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3444 "Put FREE ATIO, count now %d\n", tptr->atio_count); 3445 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3446 ccb->cin1.seq_id = ccb->cin1.tag_id = 0; 3447 tptr->inot_count++; 3448 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3449 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3450 "Put FREE INOT, count now %d\n", tptr->inot_count); 3451 } 3452 ccb->ccb_h.status = CAM_REQ_INPROG; 3453 break; 3454 } 3455 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3456 { 3457 inot_private_data_t *ntp; 3458 3459 /* 3460 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3461 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3462 */ 3463 /* 3464 * All the relevant path information is in the associated immediate notify 3465 */ 3466 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] NOTIFY ACKNOWLEDGE for 0x%x seen\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); 3467 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id); 3468 if (ntp == NULL) { 3469 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] XPT_NOTIFY_ACKNOWLEDGE of 0x%x cannot find ntp private data\n", __func__, 3470 ccb->cna2.tag_id, ccb->cna2.seq_id); 3471 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3472 xpt_done(ccb); 3473 break; 3474 } 3475 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt, 3476 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3477 cam_freeze_devq(ccb->ccb_h.path); 3478 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3479 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3480 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3481 break; 3482 } 3483 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp); 3484 ccb->ccb_h.status = CAM_REQ_CMP; 3485 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: [0x%x] calling xpt_done for tag 0x%x\n", __func__, ccb->cna2.tag_id, ccb->cna2.seq_id); 3486 xpt_done(ccb); 3487 break; 3488 } 3489 case XPT_CONT_TARGET_IO: 3490 isp_target_start_ctio(isp, ccb, FROM_CAM); 3491 break; 3492 #endif 3493 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3494 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3495 tgt = ccb->ccb_h.target_id; 3496 tgt |= (bus << 16); 3497 3498 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3499 if (error) { 3500 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3501 } else { 3502 /* 3503 * If we have a FC device, reset the Command 3504 * Reference Number, because the target will expect 3505 * that we re-start the CRN at 1 after a reset. 3506 */ 3507 if (IS_FC(isp)) 3508 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3509 3510 ccb->ccb_h.status = CAM_REQ_CMP; 3511 } 3512 xpt_done(ccb); 3513 break; 3514 case XPT_ABORT: /* Abort the specified CCB */ 3515 { 3516 union ccb *accb = ccb->cab.abort_ccb; 3517 switch (accb->ccb_h.func_code) { 3518 #ifdef ISP_TARGET_MODE 3519 case XPT_ACCEPT_TARGET_IO: 3520 isp_abort_atio(isp, ccb); 3521 break; 3522 case XPT_IMMEDIATE_NOTIFY: 3523 isp_abort_inot(isp, ccb); 3524 break; 3525 #endif 3526 case XPT_SCSI_IO: 3527 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3528 if (error) { 3529 ccb->ccb_h.status = CAM_UA_ABORT; 3530 } else { 3531 ccb->ccb_h.status = CAM_REQ_CMP; 3532 } 3533 break; 3534 default: 3535 ccb->ccb_h.status = CAM_REQ_INVALID; 3536 break; 3537 } 3538 /* 3539 * This is not a queued CCB, so the caller expects it to be 3540 * complete when control is returned. 3541 */ 3542 break; 3543 } 3544 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3545 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3546 cts = &ccb->cts; 3547 if (!IS_CURRENT_SETTINGS(cts)) { 3548 ccb->ccb_h.status = CAM_REQ_INVALID; 3549 xpt_done(ccb); 3550 break; 3551 } 3552 tgt = cts->ccb_h.target_id; 3553 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3554 if (IS_SCSI(isp)) { 3555 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3556 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3557 sdparam *sdp = SDPARAM(isp, bus); 3558 uint16_t *dptr; 3559 3560 if (spi->valid == 0 && scsi->valid == 0) { 3561 ccb->ccb_h.status = CAM_REQ_CMP; 3562 xpt_done(ccb); 3563 break; 3564 } 3565 3566 /* 3567 * We always update (internally) from goal_flags 3568 * so any request to change settings just gets 3569 * vectored to that location. 3570 */ 3571 dptr = &sdp->isp_devparam[tgt].goal_flags; 3572 3573 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3574 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3575 *dptr |= DPARM_DISC; 3576 else 3577 *dptr &= ~DPARM_DISC; 3578 } 3579 3580 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3581 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3582 *dptr |= DPARM_TQING; 3583 else 3584 *dptr &= ~DPARM_TQING; 3585 } 3586 3587 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3588 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3589 *dptr |= DPARM_WIDE; 3590 else 3591 *dptr &= ~DPARM_WIDE; 3592 } 3593 3594 /* 3595 * XXX: FIX ME 3596 */ 3597 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3598 *dptr |= DPARM_SYNC; 3599 /* 3600 * XXX: CHECK FOR LEGALITY 3601 */ 3602 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3603 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3604 } else { 3605 *dptr &= ~DPARM_SYNC; 3606 } 3607 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, 3608 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3609 sdp->isp_devparam[tgt].dev_update = 1; 3610 sdp->update = 1; 3611 } 3612 ccb->ccb_h.status = CAM_REQ_CMP; 3613 xpt_done(ccb); 3614 break; 3615 case XPT_GET_TRAN_SETTINGS: 3616 cts = &ccb->cts; 3617 tgt = cts->ccb_h.target_id; 3618 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3619 if (IS_FC(isp)) { 3620 fcparam *fcp = FCPARAM(isp, bus); 3621 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3622 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3623 3624 cts->protocol = PROTO_SCSI; 3625 cts->protocol_version = SCSI_REV_2; 3626 cts->transport = XPORT_FC; 3627 cts->transport_version = 0; 3628 3629 scsi->valid = CTS_SCSI_VALID_TQ; 3630 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3631 fc->valid = CTS_FC_VALID_SPEED; 3632 fc->bitrate = 100000; 3633 fc->bitrate *= fcp->isp_gbspeed; 3634 if (tgt < MAX_FC_TARG) { 3635 fcportdb_t *lp = &fcp->portdb[tgt]; 3636 fc->wwnn = lp->node_wwn; 3637 fc->wwpn = lp->port_wwn; 3638 fc->port = lp->portid; 3639 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3640 } 3641 } else { 3642 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3643 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3644 sdparam *sdp = SDPARAM(isp, bus); 3645 uint16_t dval, pval, oval; 3646 3647 if (IS_CURRENT_SETTINGS(cts)) { 3648 sdp->isp_devparam[tgt].dev_refresh = 1; 3649 sdp->update = 1; 3650 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3651 dval = sdp->isp_devparam[tgt].actv_flags; 3652 oval = sdp->isp_devparam[tgt].actv_offset; 3653 pval = sdp->isp_devparam[tgt].actv_period; 3654 } else { 3655 dval = sdp->isp_devparam[tgt].nvrm_flags; 3656 oval = sdp->isp_devparam[tgt].nvrm_offset; 3657 pval = sdp->isp_devparam[tgt].nvrm_period; 3658 } 3659 3660 cts->protocol = PROTO_SCSI; 3661 cts->protocol_version = SCSI_REV_2; 3662 cts->transport = XPORT_SPI; 3663 cts->transport_version = 2; 3664 3665 spi->valid = 0; 3666 scsi->valid = 0; 3667 spi->flags = 0; 3668 scsi->flags = 0; 3669 if (dval & DPARM_DISC) { 3670 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3671 } 3672 if ((dval & DPARM_SYNC) && oval && pval) { 3673 spi->sync_offset = oval; 3674 spi->sync_period = pval; 3675 } else { 3676 spi->sync_offset = 0; 3677 spi->sync_period = 0; 3678 } 3679 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3680 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3681 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3682 if (dval & DPARM_WIDE) { 3683 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3684 } else { 3685 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3686 } 3687 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3688 scsi->valid = CTS_SCSI_VALID_TQ; 3689 if (dval & DPARM_TQING) { 3690 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3691 } 3692 spi->valid |= CTS_SPI_VALID_DISC; 3693 } 3694 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3695 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3696 } 3697 ccb->ccb_h.status = CAM_REQ_CMP; 3698 xpt_done(ccb); 3699 break; 3700 3701 case XPT_CALC_GEOMETRY: 3702 cam_calc_geometry(&ccb->ccg, 1); 3703 xpt_done(ccb); 3704 break; 3705 3706 case XPT_RESET_BUS: /* Reset the specified bus */ 3707 bus = cam_sim_bus(sim); 3708 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3709 if (error) { 3710 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3711 xpt_done(ccb); 3712 break; 3713 } 3714 if (bootverbose) { 3715 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3716 } 3717 if (IS_FC(isp)) { 3718 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3719 } else { 3720 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3721 } 3722 ccb->ccb_h.status = CAM_REQ_CMP; 3723 xpt_done(ccb); 3724 break; 3725 3726 case XPT_TERM_IO: /* Terminate the I/O process */ 3727 ccb->ccb_h.status = CAM_REQ_INVALID; 3728 xpt_done(ccb); 3729 break; 3730 3731 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3732 { 3733 struct ccb_sim_knob *kp = &ccb->knob; 3734 fcparam *fcp; 3735 3736 if (!IS_FC(isp)) { 3737 ccb->ccb_h.status = CAM_REQ_INVALID; 3738 xpt_done(ccb); 3739 break; 3740 } 3741 3742 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3743 fcp = FCPARAM(isp, bus); 3744 3745 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3746 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3747 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3748 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3749 } 3750 ccb->ccb_h.status = CAM_REQ_CMP; 3751 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3752 int rchange = 0; 3753 int newrole = 0; 3754 3755 switch (kp->xport_specific.fc.role) { 3756 case KNOB_ROLE_NONE: 3757 if (fcp->role != ISP_ROLE_NONE) { 3758 rchange = 1; 3759 newrole = ISP_ROLE_NONE; 3760 } 3761 break; 3762 case KNOB_ROLE_TARGET: 3763 if (fcp->role != ISP_ROLE_TARGET) { 3764 rchange = 1; 3765 newrole = ISP_ROLE_TARGET; 3766 } 3767 break; 3768 case KNOB_ROLE_INITIATOR: 3769 if (fcp->role != ISP_ROLE_INITIATOR) { 3770 rchange = 1; 3771 newrole = ISP_ROLE_INITIATOR; 3772 } 3773 break; 3774 case KNOB_ROLE_BOTH: 3775 if (fcp->role != ISP_ROLE_BOTH) { 3776 rchange = 1; 3777 newrole = ISP_ROLE_BOTH; 3778 } 3779 break; 3780 } 3781 if (rchange) { 3782 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3783 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3784 bus, newrole) != 0) { 3785 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3786 xpt_done(ccb); 3787 break; 3788 } 3789 } 3790 } 3791 xpt_done(ccb); 3792 break; 3793 } 3794 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3795 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3796 { 3797 struct ccb_sim_knob *kp = &ccb->knob; 3798 3799 if (IS_FC(isp)) { 3800 fcparam *fcp; 3801 3802 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3803 fcp = FCPARAM(isp, bus); 3804 3805 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3806 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3807 switch (fcp->role) { 3808 case ISP_ROLE_NONE: 3809 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3810 break; 3811 case ISP_ROLE_TARGET: 3812 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3813 break; 3814 case ISP_ROLE_INITIATOR: 3815 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3816 break; 3817 case ISP_ROLE_BOTH: 3818 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3819 break; 3820 } 3821 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3822 ccb->ccb_h.status = CAM_REQ_CMP; 3823 } else { 3824 ccb->ccb_h.status = CAM_REQ_INVALID; 3825 } 3826 xpt_done(ccb); 3827 break; 3828 } 3829 case XPT_PATH_INQ: /* Path routing inquiry */ 3830 { 3831 struct ccb_pathinq *cpi = &ccb->cpi; 3832 3833 cpi->version_num = 1; 3834 #ifdef ISP_TARGET_MODE 3835 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3836 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3837 else 3838 #endif 3839 cpi->target_sprt = 0; 3840 cpi->hba_eng_cnt = 0; 3841 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3842 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3843 255 : ISP_MAX_LUNS(isp) - 1; 3844 cpi->bus_id = cam_sim_bus(sim); 3845 if (isp->isp_osinfo.sixtyfourbit) 3846 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 3847 else 3848 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 3849 3850 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 3851 if (IS_FC(isp)) { 3852 fcparam *fcp = FCPARAM(isp, bus); 3853 3854 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 3855 #if __FreeBSD_version >= 1000700 3856 cpi->hba_misc |= PIM_EXTLUNS; 3857 #endif 3858 #if __FreeBSD_version >= 1000039 3859 cpi->hba_misc |= PIM_NOSCAN; 3860 #endif 3861 3862 /* 3863 * Because our loop ID can shift from time to time, 3864 * make our initiator ID out of range of our bus. 3865 */ 3866 cpi->initiator_id = cpi->max_target + 1; 3867 3868 /* 3869 * Set base transfer capabilities for Fibre Channel, for this HBA. 3870 */ 3871 if (IS_25XX(isp)) { 3872 cpi->base_transfer_speed = 8000000; 3873 } else if (IS_24XX(isp)) { 3874 cpi->base_transfer_speed = 4000000; 3875 } else if (IS_23XX(isp)) { 3876 cpi->base_transfer_speed = 2000000; 3877 } else { 3878 cpi->base_transfer_speed = 1000000; 3879 } 3880 cpi->hba_inquiry = PI_TAG_ABLE; 3881 cpi->transport = XPORT_FC; 3882 cpi->transport_version = 0; 3883 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 3884 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 3885 cpi->xport_specific.fc.port = fcp->isp_portid; 3886 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 3887 } else { 3888 sdparam *sdp = SDPARAM(isp, bus); 3889 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3890 cpi->hba_misc = PIM_UNMAPPED; 3891 cpi->initiator_id = sdp->isp_initiator_id; 3892 cpi->base_transfer_speed = 3300; 3893 cpi->transport = XPORT_SPI; 3894 cpi->transport_version = 2; 3895 } 3896 cpi->protocol = PROTO_SCSI; 3897 cpi->protocol_version = SCSI_REV_2; 3898 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3899 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 3900 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3901 cpi->unit_number = cam_sim_unit(sim); 3902 cpi->ccb_h.status = CAM_REQ_CMP; 3903 xpt_done(ccb); 3904 break; 3905 } 3906 default: 3907 ccb->ccb_h.status = CAM_REQ_INVALID; 3908 xpt_done(ccb); 3909 break; 3910 } 3911 } 3912 3913 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 3914 3915 void 3916 isp_done(XS_T *sccb) 3917 { 3918 ispsoftc_t *isp = XS_ISP(sccb); 3919 uint32_t status; 3920 3921 if (XS_NOERR(sccb)) 3922 XS_SETERR(sccb, CAM_REQ_CMP); 3923 3924 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 3925 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 3926 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 3927 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 3928 } else { 3929 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 3930 } 3931 } 3932 3933 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3934 status = sccb->ccb_h.status & CAM_STATUS_MASK; 3935 if (status != CAM_REQ_CMP) { 3936 if (status != CAM_SEL_TIMEOUT) 3937 isp_prt(isp, ISP_LOGDEBUG0, 3938 "target %d lun %jx CAM status 0x%x SCSI status 0x%x", 3939 XS_TGT(sccb), (uintmax_t)XS_LUN(sccb), 3940 sccb->ccb_h.status, sccb->scsi_status); 3941 else if ((IS_FC(isp)) 3942 && (XS_TGT(sccb) < MAX_FC_TARG)) { 3943 fcparam *fcp; 3944 3945 fcp = FCPARAM(isp, XS_CHANNEL(sccb)); 3946 fcp->portdb[XS_TGT(sccb)].is_target = 0; 3947 } 3948 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 3949 sccb->ccb_h.status |= CAM_DEV_QFRZN; 3950 xpt_freeze_devq(sccb->ccb_h.path, 1); 3951 } 3952 } 3953 3954 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3955 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 3956 } 3957 3958 if (ISP_PCMD(sccb)) { 3959 if (callout_active(&PISP_PCMD(sccb)->wdog)) 3960 callout_stop(&PISP_PCMD(sccb)->wdog); 3961 isp_free_pcmd(isp, (union ccb *) sccb); 3962 } 3963 xpt_done((union ccb *) sccb); 3964 } 3965 3966 void 3967 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 3968 { 3969 int bus; 3970 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 3971 char buf[64]; 3972 char *msg = NULL; 3973 target_id_t tgt; 3974 fcportdb_t *lp; 3975 struct isp_fc *fc; 3976 struct cam_path *tmppath; 3977 struct ac_contract ac; 3978 struct ac_device_changed *adc; 3979 va_list ap; 3980 3981 switch (cmd) { 3982 case ISPASYNC_NEW_TGT_PARAMS: 3983 { 3984 struct ccb_trans_settings_scsi *scsi; 3985 struct ccb_trans_settings_spi *spi; 3986 int flags, tgt; 3987 sdparam *sdp; 3988 struct ccb_trans_settings cts; 3989 3990 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 3991 3992 va_start(ap, cmd); 3993 bus = va_arg(ap, int); 3994 tgt = va_arg(ap, int); 3995 va_end(ap); 3996 sdp = SDPARAM(isp, bus); 3997 3998 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3999 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4000 break; 4001 } 4002 flags = sdp->isp_devparam[tgt].actv_flags; 4003 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4004 cts.protocol = PROTO_SCSI; 4005 cts.transport = XPORT_SPI; 4006 4007 scsi = &cts.proto_specific.scsi; 4008 spi = &cts.xport_specific.spi; 4009 4010 if (flags & DPARM_TQING) { 4011 scsi->valid |= CTS_SCSI_VALID_TQ; 4012 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4013 } 4014 4015 if (flags & DPARM_DISC) { 4016 spi->valid |= CTS_SPI_VALID_DISC; 4017 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4018 } 4019 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4020 if (flags & DPARM_WIDE) { 4021 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4022 } else { 4023 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4024 } 4025 if (flags & DPARM_SYNC) { 4026 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4027 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4028 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4029 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4030 } 4031 isp_prt(isp, ISP_LOGDEBUG2, "NEW_TGT_PARAMS bus %d tgt %d period %x offset %x flags %x", bus, tgt, sdp->isp_devparam[tgt].actv_period, sdp->isp_devparam[tgt].actv_offset, flags); 4032 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4033 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4034 xpt_free_path(tmppath); 4035 break; 4036 } 4037 case ISPASYNC_BUS_RESET: 4038 { 4039 va_start(ap, cmd); 4040 bus = va_arg(ap, int); 4041 va_end(ap); 4042 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4043 if (IS_FC(isp)) { 4044 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4045 } else { 4046 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4047 } 4048 break; 4049 } 4050 case ISPASYNC_LIP: 4051 if (msg == NULL) 4052 msg = "LIP Received"; 4053 /* FALLTHROUGH */ 4054 case ISPASYNC_LOOP_RESET: 4055 if (msg == NULL) 4056 msg = "LOOP Reset"; 4057 /* FALLTHROUGH */ 4058 case ISPASYNC_LOOP_DOWN: 4059 if (msg == NULL) 4060 msg = "LOOP Down"; 4061 va_start(ap, cmd); 4062 bus = va_arg(ap, int); 4063 va_end(ap); 4064 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 4065 isp_loop_changed(isp, bus); 4066 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4067 break; 4068 case ISPASYNC_LOOP_UP: 4069 va_start(ap, cmd); 4070 bus = va_arg(ap, int); 4071 va_end(ap); 4072 isp_loop_changed(isp, bus); 4073 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4074 break; 4075 case ISPASYNC_DEV_ARRIVED: 4076 va_start(ap, cmd); 4077 bus = va_arg(ap, int); 4078 lp = va_arg(ap, fcportdb_t *); 4079 va_end(ap); 4080 fc = ISP_FC_PC(isp, bus); 4081 tgt = FC_PORTDB_TGT(isp, bus, lp); 4082 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4083 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4084 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4085 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4086 lp->is_target = 1; 4087 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4088 isp_make_here(isp, lp, bus, tgt); 4089 } 4090 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4091 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4092 lp->is_initiator = 1; 4093 ac.contract_number = AC_CONTRACT_DEV_CHG; 4094 adc = (struct ac_device_changed *) ac.contract_data; 4095 adc->wwpn = lp->port_wwn; 4096 adc->port = lp->portid; 4097 adc->target = tgt; 4098 adc->arrived = 1; 4099 xpt_async(AC_CONTRACT, fc->path, &ac); 4100 } 4101 break; 4102 case ISPASYNC_DEV_CHANGED: 4103 va_start(ap, cmd); 4104 bus = va_arg(ap, int); 4105 lp = va_arg(ap, fcportdb_t *); 4106 va_end(ap); 4107 fc = ISP_FC_PC(isp, bus); 4108 tgt = FC_PORTDB_TGT(isp, bus, lp); 4109 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4110 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4111 changed: 4112 if (lp->is_target != 4113 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4114 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4115 lp->is_target = !lp->is_target; 4116 if (lp->is_target) { 4117 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4118 isp_make_here(isp, lp, bus, tgt); 4119 } else { 4120 isp_make_gone(isp, lp, bus, tgt); 4121 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4122 } 4123 } 4124 if (lp->is_initiator != 4125 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4126 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4127 lp->is_initiator = !lp->is_initiator; 4128 ac.contract_number = AC_CONTRACT_DEV_CHG; 4129 adc = (struct ac_device_changed *) ac.contract_data; 4130 adc->wwpn = lp->port_wwn; 4131 adc->port = lp->portid; 4132 adc->target = tgt; 4133 adc->arrived = lp->is_initiator; 4134 xpt_async(AC_CONTRACT, fc->path, &ac); 4135 } 4136 break; 4137 case ISPASYNC_DEV_STAYED: 4138 va_start(ap, cmd); 4139 bus = va_arg(ap, int); 4140 lp = va_arg(ap, fcportdb_t *); 4141 va_end(ap); 4142 fc = ISP_FC_PC(isp, bus); 4143 tgt = FC_PORTDB_TGT(isp, bus, lp); 4144 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4145 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4146 goto changed; 4147 case ISPASYNC_DEV_GONE: 4148 va_start(ap, cmd); 4149 bus = va_arg(ap, int); 4150 lp = va_arg(ap, fcportdb_t *); 4151 va_end(ap); 4152 fc = ISP_FC_PC(isp, bus); 4153 tgt = FC_PORTDB_TGT(isp, bus, lp); 4154 /* 4155 * If this has a virtual target or initiator set the isp_gdt 4156 * timer running on it to delay its departure. 4157 */ 4158 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4159 if (lp->is_target || lp->is_initiator) { 4160 lp->state = FC_PORTDB_STATE_ZOMBIE; 4161 lp->gone_timer = fc->gone_device_time; 4162 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4163 if (fc->ready && !callout_active(&fc->gdt)) { 4164 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); 4165 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4166 } 4167 break; 4168 } 4169 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4170 break; 4171 case ISPASYNC_CHANGE_NOTIFY: 4172 { 4173 char *msg; 4174 int evt, nphdl, nlstate, portid, reason; 4175 4176 va_start(ap, cmd); 4177 bus = va_arg(ap, int); 4178 evt = va_arg(ap, int); 4179 if (evt == ISPASYNC_CHANGE_PDB) { 4180 nphdl = va_arg(ap, int); 4181 nlstate = va_arg(ap, int); 4182 reason = va_arg(ap, int); 4183 } else if (evt == ISPASYNC_CHANGE_SNS) { 4184 portid = va_arg(ap, int); 4185 } else { 4186 nphdl = NIL_HANDLE; 4187 nlstate = reason = 0; 4188 } 4189 va_end(ap); 4190 fc = ISP_FC_PC(isp, bus); 4191 4192 if (evt == ISPASYNC_CHANGE_PDB) { 4193 msg = "Port Database Changed"; 4194 isp_prt(isp, ISP_LOGINFO, 4195 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4196 bus, msg, nphdl, nlstate, reason); 4197 } else if (evt == ISPASYNC_CHANGE_SNS) { 4198 msg = "Name Server Database Changed"; 4199 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4200 bus, msg, portid); 4201 } else { 4202 msg = "Other Change Notify"; 4203 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4204 } 4205 isp_loop_changed(isp, bus); 4206 break; 4207 } 4208 #ifdef ISP_TARGET_MODE 4209 case ISPASYNC_TARGET_NOTIFY: 4210 { 4211 isp_notify_t *notify; 4212 va_start(ap, cmd); 4213 notify = va_arg(ap, isp_notify_t *); 4214 va_end(ap); 4215 switch (notify->nt_ncode) { 4216 case NT_ABORT_TASK: 4217 case NT_ABORT_TASK_SET: 4218 case NT_CLEAR_ACA: 4219 case NT_CLEAR_TASK_SET: 4220 case NT_LUN_RESET: 4221 case NT_TARGET_RESET: 4222 case NT_QUERY_TASK_SET: 4223 case NT_QUERY_ASYNC_EVENT: 4224 /* 4225 * These are task management functions. 4226 */ 4227 isp_handle_platform_target_tmf(isp, notify); 4228 break; 4229 case NT_BUS_RESET: 4230 case NT_LIP_RESET: 4231 case NT_LINK_UP: 4232 case NT_LINK_DOWN: 4233 case NT_HBA_RESET: 4234 /* 4235 * No action need be taken here. 4236 */ 4237 break; 4238 case NT_GLOBAL_LOGOUT: 4239 case NT_LOGOUT: 4240 /* 4241 * This is device arrival/departure notification 4242 */ 4243 isp_handle_platform_target_notify_ack(isp, notify, 0); 4244 break; 4245 default: 4246 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4247 isp_handle_platform_target_notify_ack(isp, notify, 0); 4248 break; 4249 } 4250 break; 4251 } 4252 case ISPASYNC_TARGET_NOTIFY_ACK: 4253 { 4254 void *inot; 4255 va_start(ap, cmd); 4256 inot = va_arg(ap, void *); 4257 va_end(ap); 4258 if (isp_notify_ack(isp, inot)) { 4259 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4260 if (tp) { 4261 tp->isp = isp; 4262 if (inot) { 4263 memcpy(tp->data, inot, sizeof (tp->data)); 4264 tp->not = tp->data; 4265 } else { 4266 tp->not = NULL; 4267 } 4268 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4269 callout_reset(&tp->timer, 5, 4270 isp_refire_notify_ack, tp); 4271 } else { 4272 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4273 } 4274 } 4275 break; 4276 } 4277 case ISPASYNC_TARGET_ACTION: 4278 { 4279 isphdr_t *hp; 4280 4281 va_start(ap, cmd); 4282 hp = va_arg(ap, isphdr_t *); 4283 va_end(ap); 4284 switch (hp->rqs_entry_type) { 4285 default: 4286 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4287 break; 4288 case RQSTYPE_NOTIFY: 4289 if (IS_24XX(isp)) { 4290 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4291 } else { 4292 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4293 } 4294 break; 4295 case RQSTYPE_ATIO: 4296 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4297 break; 4298 case RQSTYPE_ATIO2: 4299 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4300 break; 4301 case RQSTYPE_CTIO7: 4302 case RQSTYPE_CTIO3: 4303 case RQSTYPE_CTIO2: 4304 case RQSTYPE_CTIO: 4305 isp_handle_platform_ctio(isp, hp); 4306 break; 4307 case RQSTYPE_ABTS_RCVD: 4308 { 4309 abts_t *abts = (abts_t *)hp; 4310 isp_notify_t notify, *nt = ¬ify; 4311 atio_private_data_t *atp; 4312 fcportdb_t *lp; 4313 uint16_t chan; 4314 uint32_t sid, did; 4315 4316 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4317 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4318 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4319 4320 nt->nt_hba = isp; 4321 nt->nt_did = did; 4322 nt->nt_nphdl = abts->abts_nphdl; 4323 nt->nt_sid = sid; 4324 isp_find_chan_by_did(isp, did, &chan); 4325 if (chan == ISP_NOCHAN) { 4326 nt->nt_tgt = TGT_ANY; 4327 } else { 4328 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4329 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4330 nt->nt_wwn = lp->port_wwn; 4331 } else { 4332 nt->nt_wwn = INI_ANY; 4333 } 4334 } 4335 /* 4336 * Try hard to find the lun for this command. 4337 */ 4338 atp = isp_find_atpd(isp, chan, abts->abts_rxid_task); 4339 nt->nt_lun = atp ? atp->lun : LUN_ANY; 4340 nt->nt_need_ack = 1; 4341 nt->nt_tagval = abts->abts_rxid_task; 4342 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4343 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4344 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x has no task id (rx_id 0x%04x ox_id 0x%04x)", 4345 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4346 } else { 4347 isp_prt(isp, ISP_LOGTINFO, "[0x%x] ABTS from N-Port handle 0x%x Port 0x%06x for task 0x%x (rx_id 0x%04x ox_id 0x%04x)", 4348 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4349 } 4350 nt->nt_channel = chan; 4351 nt->nt_ncode = NT_ABORT_TASK; 4352 nt->nt_lreserved = hp; 4353 isp_handle_platform_target_tmf(isp, nt); 4354 break; 4355 } 4356 } 4357 break; 4358 } 4359 #endif 4360 case ISPASYNC_FW_CRASH: 4361 { 4362 uint16_t mbox1, mbox6; 4363 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4364 if (IS_DUALBUS(isp)) { 4365 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4366 } else { 4367 mbox6 = 0; 4368 } 4369 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4370 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4371 isp->isp_osinfo.mbox_sleep_ok = 0; 4372 isp_reinit(isp, 1); 4373 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4374 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4375 break; 4376 } 4377 default: 4378 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4379 break; 4380 } 4381 } 4382 4383 4384 /* 4385 * Locks are held before coming here. 4386 */ 4387 void 4388 isp_uninit(ispsoftc_t *isp) 4389 { 4390 if (IS_24XX(isp)) { 4391 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4392 } else { 4393 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4394 } 4395 ISP_DISABLE_INTS(isp); 4396 } 4397 4398 uint64_t 4399 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4400 { 4401 uint64_t seed; 4402 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4403 4404 /* First try to use explicitly configured WWNs. */ 4405 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4406 if (seed) 4407 return (seed); 4408 4409 /* Otherwise try to use WWNs from NVRAM. */ 4410 if (isactive) { 4411 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4412 FCPARAM(isp, chan)->isp_wwpn_nvram; 4413 if (seed) 4414 return (seed); 4415 } 4416 4417 /* If still no WWNs, try to steal them from the first channel. */ 4418 if (chan > 0) { 4419 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4420 ISP_FC_PC(isp, 0)->def_wwpn; 4421 if (seed == 0) { 4422 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4423 FCPARAM(isp, 0)->isp_wwpn_nvram; 4424 } 4425 } 4426 4427 /* If still nothing -- improvise. */ 4428 if (seed == 0) { 4429 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4430 if (!iswwnn) 4431 seed ^= 0x0100000000000000ULL; 4432 } 4433 4434 /* For additional channels we have to improvise even more. */ 4435 if (!iswwnn && chan > 0) { 4436 /* 4437 * We'll stick our channel number plus one first into bits 4438 * 57..59 and thence into bits 52..55 which allows for 8 bits 4439 * of channel which is enough for our maximum of 255 channels. 4440 */ 4441 seed ^= 0x0100000000000000ULL; 4442 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4443 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4444 } 4445 return (seed); 4446 } 4447 4448 void 4449 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4450 { 4451 int loc; 4452 char lbuf[200]; 4453 va_list ap; 4454 4455 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4456 return; 4457 } 4458 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4459 loc = strlen(lbuf); 4460 va_start(ap, fmt); 4461 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4462 va_end(ap); 4463 printf("%s\n", lbuf); 4464 } 4465 4466 void 4467 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4468 { 4469 va_list ap; 4470 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4471 return; 4472 } 4473 xpt_print_path(xs->ccb_h.path); 4474 va_start(ap, fmt); 4475 vprintf(fmt, ap); 4476 va_end(ap); 4477 printf("\n"); 4478 } 4479 4480 uint64_t 4481 isp_nanotime_sub(struct timespec *b, struct timespec *a) 4482 { 4483 uint64_t elapsed; 4484 struct timespec x = *b; 4485 timespecsub(&x, a); 4486 elapsed = GET_NANOSEC(&x); 4487 if (elapsed == 0) 4488 elapsed++; 4489 return (elapsed); 4490 } 4491 4492 int 4493 isp_mbox_acquire(ispsoftc_t *isp) 4494 { 4495 if (isp->isp_osinfo.mboxbsy) { 4496 return (1); 4497 } else { 4498 isp->isp_osinfo.mboxcmd_done = 0; 4499 isp->isp_osinfo.mboxbsy = 1; 4500 return (0); 4501 } 4502 } 4503 4504 void 4505 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4506 { 4507 unsigned int usecs = mbp->timeout; 4508 unsigned int max, olim, ilim; 4509 4510 if (usecs == 0) { 4511 usecs = MBCMD_DEFAULT_TIMEOUT; 4512 } 4513 max = isp->isp_mbxwrk0 + 1; 4514 4515 if (isp->isp_osinfo.mbox_sleep_ok) { 4516 unsigned int ms = (usecs + 999) / 1000; 4517 4518 isp->isp_osinfo.mbox_sleep_ok = 0; 4519 isp->isp_osinfo.mbox_sleeping = 1; 4520 for (olim = 0; olim < max; olim++) { 4521 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4522 if (isp->isp_osinfo.mboxcmd_done) { 4523 break; 4524 } 4525 } 4526 isp->isp_osinfo.mbox_sleep_ok = 1; 4527 isp->isp_osinfo.mbox_sleeping = 0; 4528 } else { 4529 for (olim = 0; olim < max; olim++) { 4530 for (ilim = 0; ilim < usecs; ilim += 100) { 4531 uint16_t isr, sema, info; 4532 if (isp->isp_osinfo.mboxcmd_done) { 4533 break; 4534 } 4535 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4536 isp_intr(isp, isr, sema, info); 4537 if (isp->isp_osinfo.mboxcmd_done) { 4538 break; 4539 } 4540 } 4541 ISP_DELAY(100); 4542 } 4543 if (isp->isp_osinfo.mboxcmd_done) { 4544 break; 4545 } 4546 } 4547 } 4548 if (isp->isp_osinfo.mboxcmd_done == 0) { 4549 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4550 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4551 mbp->param[0] = MBOX_TIMEOUT; 4552 isp->isp_osinfo.mboxcmd_done = 1; 4553 } 4554 } 4555 4556 void 4557 isp_mbox_notify_done(ispsoftc_t *isp) 4558 { 4559 if (isp->isp_osinfo.mbox_sleeping) { 4560 wakeup(&isp->isp_mbxworkp); 4561 } 4562 isp->isp_osinfo.mboxcmd_done = 1; 4563 } 4564 4565 void 4566 isp_mbox_release(ispsoftc_t *isp) 4567 { 4568 isp->isp_osinfo.mboxbsy = 0; 4569 } 4570 4571 int 4572 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4573 { 4574 int ret = 0; 4575 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4576 ret = -1; 4577 } else { 4578 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4579 } 4580 return (ret); 4581 } 4582 4583 int 4584 isp_mstohz(int ms) 4585 { 4586 int hz; 4587 struct timeval t; 4588 t.tv_sec = ms / 1000; 4589 t.tv_usec = (ms % 1000) * 1000; 4590 hz = tvtohz(&t); 4591 if (hz < 0) { 4592 hz = 0x7fffffff; 4593 } 4594 if (hz == 0) { 4595 hz = 1; 4596 } 4597 return (hz); 4598 } 4599 4600 void 4601 isp_platform_intr(void *arg) 4602 { 4603 ispsoftc_t *isp = arg; 4604 uint16_t isr, sema, info; 4605 4606 ISP_LOCK(isp); 4607 isp->isp_intcnt++; 4608 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4609 isp_intr(isp, isr, sema, info); 4610 else 4611 isp->isp_intbogus++; 4612 ISP_UNLOCK(isp); 4613 } 4614 4615 void 4616 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4617 { 4618 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4619 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4620 } else { 4621 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4622 } 4623 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4624 } 4625 4626 /* 4627 * Reset the command reference number for all LUNs on a specific target 4628 * (needed when a target arrives again) or for all targets on a port 4629 * (needed for events like a LIP). 4630 */ 4631 void 4632 isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4633 { 4634 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4635 struct isp_nexus *nxp; 4636 int i; 4637 4638 if (tgt_set == 0) 4639 isp_prt(isp, ISP_LOGDEBUG0, 4640 "Chan %d resetting CRN on all targets", chan); 4641 else 4642 isp_prt(isp, ISP_LOGDEBUG0, 4643 "Chan %d resetting CRN on target %u", chan, tgt); 4644 4645 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4646 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4647 if (tgt_set == 0 || tgt == nxp->tgt) 4648 nxp->crnseed = 0; 4649 } 4650 } 4651 } 4652 4653 int 4654 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4655 { 4656 lun_id_t lun; 4657 uint32_t chan, tgt; 4658 struct isp_fc *fc; 4659 struct isp_nexus *nxp; 4660 int idx; 4661 4662 if (IS_2100(isp)) 4663 return (0); 4664 4665 chan = XS_CHANNEL(cmd); 4666 tgt = XS_TGT(cmd); 4667 lun = XS_LUN(cmd); 4668 fc = &isp->isp_osinfo.pc.fc[chan]; 4669 idx = NEXUS_HASH(tgt, lun); 4670 nxp = fc->nexus_hash[idx]; 4671 4672 while (nxp) { 4673 if (nxp->tgt == tgt && nxp->lun == lun) 4674 break; 4675 nxp = nxp->next; 4676 } 4677 if (nxp == NULL) { 4678 nxp = fc->nexus_free_list; 4679 if (nxp == NULL) { 4680 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4681 if (nxp == NULL) { 4682 return (-1); 4683 } 4684 } else { 4685 fc->nexus_free_list = nxp->next; 4686 } 4687 nxp->tgt = tgt; 4688 nxp->lun = lun; 4689 nxp->next = fc->nexus_hash[idx]; 4690 fc->nexus_hash[idx] = nxp; 4691 } 4692 if (nxp->crnseed == 0) 4693 nxp->crnseed = 1; 4694 PISP_PCMD(cmd)->crn = nxp->crnseed; 4695 *crnp = nxp->crnseed++; 4696 return (0); 4697 } 4698 4699 /* 4700 * We enter with the lock held 4701 */ 4702 void 4703 isp_timer(void *arg) 4704 { 4705 ispsoftc_t *isp = arg; 4706 #ifdef ISP_TARGET_MODE 4707 isp_tmcmd_restart(isp); 4708 #endif 4709 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4710 } 4711 4712 isp_ecmd_t * 4713 isp_get_ecmd(ispsoftc_t *isp) 4714 { 4715 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4716 if (ecmd) { 4717 isp->isp_osinfo.ecmd_free = ecmd->next; 4718 } 4719 return (ecmd); 4720 } 4721 4722 void 4723 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4724 { 4725 ecmd->next = isp->isp_osinfo.ecmd_free; 4726 isp->isp_osinfo.ecmd_free = ecmd; 4727 } 4728